Views: 0 Author: Site Editor Publish Time: 2026-05-22 Origin: Site
From July 8 to 10, 2026, the Shanghai International Aluminum Industry Exhibition will be held at the Shanghai New International Expo Centre. As a global provider of complete equipment solutions for scrap metal recycling, Shandong Alva Machinery Group Co., Ltd. continues to bring its core technological equipment and customized turnkey projects to this grand industry event. Following the previous two previews focusing on the Broken Bridge Aluminum Crusher and Eddy Current Separator, this article will focus on the key front-end pretreatment equipment in the global scrap metal recycling production line—the Alva Dual-Shaft Shredder. We will fully interpret the innovative design, core performance advantages and wide application value of this equipment, which targets the pain points of bulky, mixed and difficult-to-treat materials in the global recycled metal industry, and demonstrate its important role in building an efficient, stable and automated front-end pretreatment system for the global scrap metal recycling industry.
Against the background of global promotion of circular economy, carbon peaking and carbon neutrality goals, the recycled metal industry, as a core sector of green industrial development, is entering a stage of high-quality, large-scale and standardized development. Recycled aluminum, recycled copper, recycled steel and other recycled non-ferrous and ferrous metals have gradually become important raw material sources for the global metal processing and manufacturing industry. With the continuous expansion of the global scrap metal recycling scale, the types and forms of scrap metal materials are becoming more and more complex: bulky scrap metal parts, mixed metal components, contaminated metal waste, difficult-to-cut profiles, packaging barrels, hollow parts, scrap automobiles, scrap home appliances, electronic waste and other materials are widely present in the recycling chain. These materials have the characteristics of large volume, irregular shape, high hardness, strong toughness and mixed impurities, which bring great challenges to the continuous, stable and efficient operation of the entire recycling production line.
Front-end pretreatment is the first link of scrap metal recycling, and its treatment effect directly determines the operation efficiency, sorting accuracy, product purity and economic benefits of the subsequent crushing, sorting, smelting and other links. Traditional front-end treatment methods mostly rely on manual cutting, simple shearing or single-shaft crushing equipment, which have obvious limitations in actual production. Manual treatment has high labor intensity, low operation efficiency, high potential safety hazards, and cannot meet the needs of large-scale continuous production; simple shearing equipment has weak adaptability and can only handle single-type materials with regular shapes; traditional single-shaft crushing equipment is prone to material jamming, shaft winding, blade wear and unstable operation when dealing with tough, bulky or mixed materials, resulting in frequent downtime, high maintenance costs and unstable output size. These problems not only reduce the overall operation efficiency of the production line, but also increase the production cost and energy consumption, and restrict the improvement of recycled metal product quality and the expansion of market application fields.
With the continuous improvement of global environmental protection standards, the increasing labor costs and the continuous upgrading of recycled metal product quality requirements, the traditional front-end pretreatment mode can no longer adapt to the development trend of the modern scrap metal recycling industry. The market urgently needs a kind of pretreatment equipment with strong adaptability, high reliability, intelligent operation, low failure rate and wide application scope, which can efficiently and stably complete the volume reduction, decomposition and homogenization treatment of various complex scrap metal materials. As a typical heavy-duty front-end pretreatment equipment, the dual-shaft shredder has become the core preferred equipment for front-end pretreatment in the global scrap metal recycling industry due to its advantages of low speed, high torque, strong shredding ability, anti-jamming, wide material adaptability and stable operation.
Based on years of technical accumulation and practical experience in the global scrap metal recycling equipment field, Shandong Alva Machinery Group has conducted in-depth research on the material characteristics, treatment pain points and production process requirements of scrap metal in different regions of the world. Aiming at the problems of poor adaptability, easy jamming, difficult maintenance and low intelligence of traditional shredding equipment, the Group has launched a new generation of Alva Dual-Shaft Shredder for the global market. This equipment takes modular design, high-strength structure, intelligent control and high-torque shredding as the core advantages, and can provide a safe, efficient and stable front-end pretreatment solution for bulky, mixed and difficult-to-treat scrap metal materials, helping global recycled metal enterprises realize the upgrading of front-end pretreatment links and build a more automated, efficient and reliable scrap metal recycling production line.
The Alva Dual-Shaft Shredder is a special heavy-duty pretreatment equipment independently developed by Shandong Alva Machinery Group for the front-end volume reduction and decomposition treatment of scrap metal. It adopts the working principle of mutual shearing, tearing and extrusion between two relatively rotating cutter shafts, which can efficiently decompose various bulky, tough, mixed and difficult-to-treat solid materials into uniform small-volume materials. The equipment has been comprehensively optimized and upgraded in structural design, cutter system, feeding mode, intelligent control, safety protection and environmental protection performance, and can adapt to the production environment, power standards, safety regulations and material characteristics of different regions of the world, fully meeting the diversified and personalized front-end pretreatment needs of global scrap metal recycling enterprises.
The Alva Dual-Shaft Shredder adopts an integrated modular structural design concept, which divides the equipment into multiple independent functional modules such as feeding module, shredding host module, discharging module, power drive module and electrical control module. Each module is connected and positioned through standardized interfaces, which not only ensures the overall stability and operation accuracy of the equipment, but also brings great convenience to the whole-process links such as factory transportation, on-site installation, daily maintenance and later parts replacement. The modular design also enables the equipment to carry out flexible configuration and combination according to the customer's material type, treatment scale, site conditions and process requirements, and can realize personalized layout and matching, adapting to the use needs of small and medium-sized recycling stations, large-scale recycling treatment bases and metal smelting enterprises of different scales.
The frame of the shredder is made of high-strength special-shaped steel through integral cutting and welding, and has undergone strict overall stress relief treatment after welding. This treatment process can effectively eliminate the internal stress generated in the welding process, avoid frame deformation, structural loosening and connection fatigue caused by long-term high-torque impact and continuous operation, and ensure the structural stability and service life of the equipment. The surface of the frame has undergone multi-layer anti-corrosion, anti-rust and anti-wear treatment, which can adapt to the complex production environment of scrap metal recycling workshops in different regions of the world, such as high humidity, heavy dust, corrosive gas and liquid contact, and maintain stable performance in long-term continuous operation.
The overall layout of the equipment is fully optimized, with sufficient operation space, inspection space and maintenance space reserved. Operators can easily carry out daily inspection, cutter replacement, debris cleaning and equipment maintenance work, effectively reducing the difficulty of daily maintenance and shortening the downtime caused by maintenance. The reasonable layout also reduces the floor space of the equipment as much as possible on the premise of ensuring performance, making it more suitable for the site conditions of most scrap metal recycling enterprises around the world, and helping customers improve the space utilization rate of the production workshop.
The shredding core system is the core component that determines the shredding effect, operation stability and service life of the dual-shaft shredder. The Alva Dual-Shaft Shredder has carried out all-round targeted optimization and upgrading of the shredding core system, focusing on improving the shredding capacity, wear resistance and anti-jamming performance, so as to adapt to the treatment needs of various complex scrap metal materials.
The equipment adopts a dual-cutter shaft structure with relatively rotating and mutually meshing design. The two cutter shafts run in opposite directions at a low speed and high torque state, and generate strong shearing, tearing and extrusion force through the mutual cooperation of the cutters on the two shafts, which can easily decompose various bulky, tough and high-hardness scrap metal materials. The low-speed and high-torque operation mode avoids the problems of excessive vibration, high noise and serious heating caused by high-speed operation, and at the same time enhances the shredding stability and impact resistance, effectively preventing equipment jamming and damage caused by sudden impact of hard materials.
The cutter and cutter head of the equipment are made of special high-strength and high-wear-resistant alloy materials through special forging and heat treatment processes, with high hardness, good toughness, strong shear resistance and excellent wear resistance. The shape and arrangement of the cutters have been optimized and designed through a large number of experiments and practical verifications, which can form a continuous and stable shredding state, ensure uniform material discharge size, and avoid the problems of incomplete shredding, excessive material size and material entanglement. The cutter adopts a detachable and replaceable structure design. When the cutter is worn to a certain extent, it can be replaced individually or partially without replacing the entire cutter shaft, which greatly reduces the later maintenance cost and parts replacement cost of the equipment.
The shredding chamber of the equipment adopts an optimized flow channel and anti-wear lining plate design, which can guide materials to enter the shredding area smoothly and evenly, avoid material accumulation, splashing and winding, and improve the shredding efficiency and operation stability. The inner wall of the shredding chamber is equipped with a detachable anti-wear lining plate, which can effectively protect the main structure of the shredding chamber from wear and impact, and the lining plate can be replaced independently after wear, further extending the overall service life of the equipment.
Uniform, stable and controllable feeding is an important prerequisite to ensure the shredding effect and continuous operation of the dual-shaft shredder. The Alva Dual-Shaft Shredder is equipped with a special intelligent hydraulic feeding system, which can realize automatic, uniform and quantitative feeding according to the operation state and shredding speed of the equipment, avoiding the problems of uneven feeding, excessive feeding and insufficient feeding that affect the shredding effect.
The feeding system adopts hydraulic drive, with stable power output and strong adjustability. The feeding speed and feeding force can be automatically adjusted according to the material characteristics and shredding load. When the equipment is in a stable shredding state, the feeding system maintains uniform feeding; when the equipment encounters difficult-to-treat materials or overloads, the feeding system can automatically slow down or pause feeding, and cooperate with the automatic reverse function of the cutter shaft to remove obstacles, effectively preventing equipment jamming and damage. This intelligent adaptive feeding mode not only ensures the continuity and stability of shredding operation, but also reduces the labor input of operators and realizes more automated feeding management.
Aiming at the characteristics of bulky, irregular and mixed scrap metal materials, the equipment can be equipped with a pre-pressing and auxiliary feeding mechanism as required, which can press and shape bulky materials before shredding, making it easier to enter the shredding area for processing, further improving the treatment scope and shredding efficiency of bulky materials. The feeding system and the shredding host realize fully linkage intelligent control, and carry out real-time data interaction and action coordination according to the operation state, ensuring the coordination and unity of the whole pretreatment process.
The Alva Dual-Shaft Shredder takes the high-performance PLC programmable controller as the control core, and is equipped with an industrial-grade human-machine interaction touch screen, realizing the intelligent, automated and visual operation and management of the equipment. The control system integrates a variety of intelligent functions such as parameter setting, operation monitoring, fault self-diagnosis, alarm prompt and automatic protection, which greatly reduces the operation difficulty and improves the operation safety and stability.
Operators can intuitively set and adjust the key operating parameters of the equipment through the touch screen, including cutter shaft rotation speed, feeding speed, reverse time, overload protection threshold, etc., so as to adapt to the shredding needs of different types, different shapes and different hardness materials. The control system supports multi-language switching and parameter storage functions, which can meet the use needs of customers in different countries and regions of the world, and can store the parameter schemes of various materials, which can be called directly during use, reducing the parameter adjustment time and improving the operation efficiency.
The control system has a complete real-time operation status monitoring function, which can display the operating current, voltage, temperature, vibration, load rate and other key parameters of the equipment in real time, as well as the operation status of each module. When the equipment has abnormal conditions such as overload, overheating, jamming, abnormal voltage and loose connection, the system will immediately trigger sound and light alarm, display the fault code and fault location on the touch screen, and automatically take corresponding protection actions such as pause, reverse or shutdown to prevent fault expansion and equipment damage, and facilitate operators to quickly troubleshoot and restore production.
In addition, the control system reserves a standard communication interface, which can realize data interaction and linkage control with other upstream and downstream equipment such as crushers, magnetic separators, eddy current separators, belt conveyors and dust removal equipment, forming a fully automated scrap metal recycling production line. The system also supports remote monitoring, fault diagnosis and program upgrade functions, which facilitates the Group's technical team to provide remote technical support and after-sales service for global customers, and solve equipment problems in a timely manner.
In the design and development process of the equipment, Alva Machinery fully considers the global environmental protection requirements, energy consumption control standards and occupational health requirements of operators, and carries out targeted optimization in energy saving, noise reduction and dust control, so that the equipment can meet the environmental protection emission standards and energy consumption requirements of most countries and regions in the world.
In terms of energy saving, the equipment adopts high-efficiency and energy-saving drive motors and high-precision transmission devices, optimizes the transmission path and transmission structure, reduces energy loss in the transmission process, and improves energy utilization efficiency. The low-speed and high-torque operation mode itself has lower energy consumption compared with high-speed equipment, and combined with intelligent load regulation, it can avoid ineffective energy consumption caused by no-load or light-load operation, and realize more energy-saving and efficient operation.
In terms of noise control, the equipment adopts a variety of noise reduction and shock absorption measures such as high-strength shock absorption base, sealed protective cover, sound insulation structure and vibration damping parts, which effectively absorbs and isolates the vibration and noise generated during equipment operation, and controls the operating noise within the allowable range of industrial places. This not only protects the occupational health of operators, but also reduces the impact of noise on the surrounding environment, making the equipment more suitable for use in production sites close to residential areas or industrial parks.
In terms of dust control, the equipment can be equipped with a fully sealed dustproof structure and a special dust removal interface as required, which can be connected with a supporting dust removal system to collect and treat the dust generated in the feeding, shredding and discharging processes, reduce dust emission, improve the operating environment of the workshop, and meet the environmental protection requirements of clean production. The sealed structure also prevents debris from splashing, further improving the safety and cleanliness of operation.
The safety performance of industrial equipment is the top priority of design and application. The Alva Dual-Shaft Shredder has established a comprehensive and multi-dimensional safety protection system in strict accordance with the international industrial safety standards and the safety requirements of global customers, fully ensuring the personal safety of operators and the safe and stable operation of the equipment.
The equipment is equipped with safety protection devices such as fully enclosed protective covers, safety interlock switches, safety baffles and emergency stop buttons at key positions such as feeding port, shredding chamber, discharging port and maintenance port. When the protective cover is opened or the safety interlock device is triggered, the equipment will immediately stop running to prevent operators from touching the rotating cutter or entering dangerous areas by mistake. Emergency stop buttons are set at multiple positions around the equipment, and operators can press the emergency stop button to stop the equipment immediately in case of emergency, maximizing the safety of personnel and equipment.
In terms of electrical safety, the equipment adopts complete safety protection measures such as reliable grounding protection, insulation protection, leakage protection, overload protection, overcurrent protection and phase loss protection, which can effectively avoid potential safety hazards such as electric shock, short circuit and electrical burnout, and ensure the safety of the electrical system. All electrical components and wiring comply with international safety certification standards, and have passed strict safety tests and verifications before leaving the factory.
In terms of mechanical safety, the equipment's overload automatic reverse function, anti-jamming design, high-strength structural protection and other mechanical safety mechanisms can effectively avoid equipment damage and safety accidents caused by overload, impact, jamming and other conditions. All safety protection devices and mechanisms have undergone repeated testing and verification, with high reliability and stability, providing a full range of safety guarantees for the daily operation of the equipment.
The Alva Dual-Shaft Shredder has extremely wide application scenarios and strong complete line adaptability, and can be applied to the front-end pretreatment of various scrap metal materials and solid waste containing metals in the global recycling industry. It is an indispensable core front-end equipment for building an efficient and automated scrap metal recycling production line.
In the field of recycled aluminum recycling, the equipment can efficiently shred various waste aluminum profiles, broken bridge aluminum components, waste aluminum plates, aluminum cans, aluminum alloy parts, waste aluminum decorative materials and other materials, reduce the volume of bulky aluminum waste, homogenize the material size, and provide uniform and stable raw materials for subsequent crushers, eddy current separators and other equipment, improving the purity and recovery rate of recycled aluminum.
In the field of recycled copper and other non-ferrous metal recycling, the equipment can process waste copper pipes, copper plates, copper alloy parts, mixed non-ferrous metal components, contaminated non-ferrous metal waste and other materials, decompose bulky and mixed materials into small-volume materials, facilitate subsequent sorting and purification, and improve the recovery value of non-ferrous metals.
In the field of end-of-life vehicle dismantling and recycling, the equipment can shred scrap vehicle shells, parts, interiors mixed with metals, bumpers, fuel tanks and other bulky and complex components, realizing volume reduction and preliminary decomposition of scrap vehicles, laying a solid foundation for the subsequent sorting and recycling of iron, aluminum, copper and other metals.
In the field of scrap home appliances and electronic waste recycling, the equipment can safely and stably shred waste air conditioners, refrigerators, washing machines, televisions, waste circuit boards, wires and cables and other electronic products, decompose complex household appliances and electronic waste into single materials or small-volume mixtures, facilitating the subsequent separation and recovery of metals, plastics and other resources.
In addition, the equipment can also be widely used in the recycling treatment of scrap metal packaging barrels, scrap metal tools, scrap steel, scrap iron, industrial metal waste, construction scrap metal, municipal solid waste containing metals and other materials, with strong material adaptability and wide application coverage, which can meet the front-end pretreatment needs of various recycling scenarios in different regions of the world.
In terms of complete line adaptation, the Alva Dual-Shaft Shredder can be used as an independent front-end pretreatment equipment to complete the shredding and volume reduction treatment of single materials, and can also be seamlessly connected with other equipment produced by Alva Machinery Group such as Broken Bridge Aluminum Crusher, Eddy Current Separator, Magnetic Separator, Belt Conveyor, Dust Removal Equipment, Metal Briquetting Machine, Hydraulic Baler and Gantry Shear to form a complete set of automated scrap metal crushing, sorting and recycling production line. The equipment can realize linkage operation with the entire production line through the intelligent control system, forming a continuous production process from feeding, shredding, crushing, sorting to finished product output, and building a fully automated, efficient and stable scrap metal recycling system for global customers.
Aiming at the personalized needs of customers in different regions of the world, Alva Machinery Group can provide customized turnkey solutions based on the Alva Dual-Shaft Shredder. According to the customer's treatment scale, material type, finished product purity requirements, site conditions, local environmental protection standards and power standards, the Group carries out process design, equipment selection, overall layout planning, installation and commissioning and personnel training of the production line to ensure that the entire production line can achieve the expected treatment effect, recovery rate and economic benefits.
Shandong Alva Machinery Group Co., Ltd. has been deeply engaged in the R&D, manufacturing and global sales of scrap metal recycling equipment for many years, and has always taken technological innovation as the core driving force and global layout as the development strategy. The Group is committed to providing safe, efficient, environmentally friendly and reliable scrap metal recycling equipment and complete turnkey solutions for global customers, and has become an influential innovation leader in the global scrap metal recycling equipment industry.
The Group has established a professional metal recycling equipment R&D center, gathering a large number of high-level technical talents in mechanical design, material science, electrical control, hydraulic drive, intelligent system and other fields. The R&D team has long been deeply engaged in the front line of the global market, continuously tracking the development trend of the global scrap metal recycling industry, changes in customer needs and technological innovation directions, and combining advanced technical concepts at home and abroad to carry out continuous technological iteration and product upgrading.
The Group is equipped with a professional material testing laboratory and pilot test platform, which can conduct material characteristic analysis, shredding effect test, process simulation and scheme verification on various scrap metal materials from different regions of the world, providing a solid scientific basis for product R&D, structural optimization and scheme design. The Group has invested a lot of research and development resources in the fields of high-torque shredding, intelligent control, high-wear-resistant cutter materials, modular design and energy saving and environmental protection, and has obtained a number of independent intellectual property rights and patented technologies, forming a unique core technical system, which ensures the advanced nature, stability and global competitiveness of the Group's products.
The Group has a large-scale modern intelligent production base, equipped with advanced CNC processing equipment, precision welding equipment, heat treatment equipment, painting equipment and automated assembly lines, realizing standardized, large-scale and refined production of equipment. The Group has established a complete full-process quality management system in strict accordance with international quality management standards, covering raw material procurement, parts processing, component assembly, complete machine commissioning, factory testing and other links.
All raw materials and outsourced parts entering the factory must undergo strict incoming inspection, especially the key components such as high-strength alloy cutters, drive motors, hydraulic components and electrical components, which must pass multiple performance tests and quality verifications to ensure that their quality and performance meet the design standards. In the parts processing and assembly process, the Group implements a strict process inspection system, and each process must be inspected and qualified before entering the next process. After the complete machine is assembled, it must undergo continuous no-load test, load test, safety test and performance test to simulate the actual production conditions, and all indicators can be delivered only after reaching the factory standards. The Group's products have passed a number of international authoritative certifications such as CE, SGS, TUV and BV, and their quality and safety have been widely recognized by global customers.
The Group has established a comprehensive and perfect global service system, providing full-round, full-cycle and all-weather technical support and after-sales service for global customers. In the pre-sales stage, the professional technical team conducts in-depth communication with customers to understand their material characteristics, treatment needs, site conditions and budget expectations, provides professional technical consultation, scheme design and material test services, and customizes the most suitable equipment configuration and process scheme for customers.
In the sales stage, the Group arranges professional after-sales engineers to provide on-site installation, commissioning and operator training services for customers, ensuring that the equipment can be smoothly put into operation and that operators can master the operation methods, maintenance skills and safety specifications of the equipment. For overseas customers, the Group provides multi-language technical support, eliminating language barriers and ensuring smooth communication.
In the after-sales stage, the Group has established a rapid response after-sales mechanism, with a professional after-sales team and spare parts warehouses set up in key global markets, which can respond to customer needs in a timely manner, provide equipment maintenance, spare parts supply, technical upgrading, fault troubleshooting and other services, and maximize the continuous operation time of customers' equipment. The Group also provides regular return visits, remote monitoring and technical upgrade services to ensure the long-term stable operation of the equipment and create sustained value for customers.
Shandong Alva Machinery Group not only provides single high-quality equipment such as dual-shaft shredder, broken bridge aluminum crusher and eddy current separator, but also focuses on providing global customers with one-stop, full-process and customized turnkey solutions for scrap metal recycling. The Group's turnkey solutions cover the whole industrial chain links such as scrap metal recycling, pretreatment, crushing, sorting, purification, briquetting and baling, which can meet the one-stop construction needs of customers' recycling production lines.
The Group's turnkey solutions adopt a modular and integrated design concept, which can be flexibly adjusted, expanded and upgraded according to the customer's development stage, production scale and market demand, helping customers realize phased investment and gradual capacity expansion, reducing the initial investment pressure of customers. The entire production line integrates advanced intelligent control technology, remote monitoring technology and data management technology, which can realize automatic operation, centralized monitoring, fault alarm and production management of the production line, and improve the intelligent level and management efficiency of the production line.
Aiming at the differences in environmental protection policies, safety standards, power systems and material characteristics in different regions of the world, the Group will carry out targeted optimization and adjustment of the turnkey solutions to ensure that the solutions fully comply with local laws, regulations and standard requirements. The Group's technical team participates in the whole process of project implementation, from scheme design, equipment production, transportation and delivery, installation and commissioning to personnel training, providing full-process technical support and guarantee services to ensure the smooth commissioning and stable operation of the project and help customers obtain ideal economic benefits.
At the 2026 Shanghai International Aluminum Industry Exhibition, Shandong Alva Machinery Group will bring a full range of core equipment and solutions for the global scrap metal recycling industry. In addition to the Broken Bridge Aluminum Crusher, Eddy Current Separator and Dual-Shaft Shredder introduced in the previous three preview articles, the Group will also exhibit industrial single-shaft shredders, air separators, silicone separators, metal briquetting machines, hydraulic balers, gantry shears, magnetic separators and other supporting key equipment. All exhibited products are developed and optimized for the global market demand, with high adaptability, high stability and high cost performance, which can meet the production needs of customers in different countries and regions of the world.
In the subsequent exhibition preview articles, the Group will continue to introduce the technical characteristics, application scenarios, core advantages and supporting solutions of each exhibited equipment in detail, helping global industry customers fully understand the product strength and technical advantages of Alva Machinery in advance. We sincerely invite customers from all over the world to continue to pay attention to the official website and official social media platforms of Shandong Alva Machinery Group Co., Ltd. to obtain the latest exhibition dynamics, product information and industry solutions.
From July 8 to 10, 2026, at the Shanghai New International Expo Centre, Shandong Alva Machinery Group Co., Ltd. sincerely invites colleagues from the global recycled metal industry, scrap metal recycling enterprises, equipment purchasers, scientific research institutions, industry partners and merchants from all over the world to visit our booth for on-site exchange, technical discussion and business negotiation.
At the exhibition site, the Group will set up special areas such as equipment physical display area, technical exchange area, scheme negotiation area and after-sales service area. Through physical display, dynamic demonstration, technical explanation and one-on-one consultation, the Group will fully demonstrate the core equipment, technical strength, complete solutions and global service capabilities in the field of scrap metal recycling. The professional technical team will provide customized scheme design, equipment selection consultation, process flow planning and project implementation planning services for global customers on site, and answer all kinds of questions about equipment and projects in detail. Multi-language service personnel will be arranged on site to provide barrier-free communication services for global customers.
To repay the long-term support and trust of global customers, the Group will launch exclusive exhibition preferential policies and value-added services for customers who sign contracts and place orders on site during the exhibition. Shandong Alva Machinery Group looks forward to meeting friends from all over the world in Shanghai, jointly discussing the development opportunities of the global recycled metal industry, deepening mutually beneficial cooperation, and working together to promote the green, low-carbon and sustainable development of the global scrap metal recycling industry.
