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Zento Trillium Metal Tech Co., Ltd. is a professional metal components supplier based in Tianjin, China. We focus on HVAC metal parts, sheet metal fabrication, metal stamping and CNC machining service for global buyers. Our main product range includes HVAC access doors, duct dampers, spiral duct fittings, ventilation grilles, metal stamped parts, custom sheet metal components and CNC machined parts. We adopt galvanized steel, stainless steel, carbon steel and aluminum as raw materials, with surface treatment options like galvanizing, powder coating, painting and anodizing. We can supply standard HVAC products, meanwhile provide OEM & ODM customized service according to customers' drawings or samples. Our metal components are widely applied in commercial buildings, industrial plants, hospitals, schools and data center ventilation & air conditioning systems. We stick to strict quality control for every order. With reliable quality, competitive price and on-time delivery, we have built stable cooperation with clients from Europe, North America, Southeast Asia and other regions. We sincerely welcome global customers to contact us for inquiries and win-win cooperation.

1, Company Overview

Shanghai TOTEM Machinery Co., Ltd established in 2016, locates in beautiful international metropolis--Shanghai.

Borhaf Metal Fabricator is an ISO9001: 2015 certified metal fabricator, we specializing in custom steel products in all types of sheet metalworking / stamping, metal pressing and can manufacture custom pressed metal parts. With a strong production capacity, we always manufacture superb pressing parts for our customers. We provide a completely flexible service for small and large volume production of professional pressing parts.

Dezhou E-P Precision Machinery Co., Ltd. Was founded in 2025. It is a unit engaged in high-precision mechanical. We are mainly engaged in the high-precision processing of special materials such as copper and aluminum. We specialize in the processing of parts and components of various aerospace, aviation accessories semiconductors, inertial guidance and other series of products.

ZENGO Group Limited has over twenty years of experience in manufacturing high-quality HVAC and refrigeration products.

We are Siemens' global supplier of hundreds of metal parts. Tianhui Machinery was established in 2007 and is located in Ningbo, China. Specializing in the production of CNC machined parts, investment casting parts, and forged parts. Support OEM custom metal parts. The company has a complete set of foundries and machining plants, advanced CNC machining centers and production equipment, and is equipped with experienced production technical inspectors and three-axis control product quality. Under the premise of ensuring quality, the company optimizes processing technology and reduces production costs, which has won unanimous praise from customers.

Jiangsu Bohui Machinery Manufacturing Co., Ltd. We Bohui is a pipe tool manufacturer, has been Focus on manufacturing and selling for more than 20 years. Covering a production area of 25000 square meters. Anual sales amount in 2025 is RMB 28million. We offer variety of products: Main products like Test pump. Pipe Stand. Chain vise, etc in different level to meet different requirements.

Suzhou Weipeng Precision Machinery Co., Ltd. is located in Suzhou, which is a foreign trade oriented economic developed city, adjacent to international port city Shanghai. Established in 2009, we're a manufacturing company specialized in the production of piston rod and linear shaft in various specifications, which is widely used in automation and cylinder. We also produce stainless steel grinding bar in the material SUS304 and SUS303.

Xiangxinghe, an expert with more than 25 year experience on services cover metal welding fabricaton, large CNC machining up to 100 tons, small CNC machining, mechincal assembly and surface treatment.

Qingdao Hailing Innovation Technology Co., Ltd. Specializes in the manufacturing of large welded steel structures, precision sheet metal fabrication, and custom-engineered metal components for industrial applications.

Dongguan Socay Industrial Co., Ltd. Was established in 2014.

Changzhou LongFu Knitting Co., Ltd. Was established in 2011, the main products include: Knitting Needle series; Sinker series; Knitting Oil series; Timing Belt series; Yarn Feeder&Accessories series; Creel&Accessories series; Circular Knitting Machine Needle Cylinder series; Drive series; Control Panels, Switches series; Auxiliary Accessories and Tools series.

• Hong Fu Xin precision technology company founded in 2004 with having ISO9001: 2008, RoHS certificates. We are specialized in diecasting parts in past 15years. We have full-automatic diecasting machine from 88t to 1250t, 4000m2 sand casting workshop, various CNC machining equipment. We are familiar with various surface treatment which have electroplate, Powder coating, anodized, high Polishing, Shot blasting, Sand blasting so on… The company's lead products are aluminum alloy TV computer bracket. LED radiator, lighting fitting, phone accessories, connected parts, motor shell, hardware, auto parts series, mould design etc… We always supply the best solution and top quality to our clients. Clients' markets from North America to most of Europe market, Russian, New Zealand, East Asian, etc. We stick to the principle "quality first, service first, continuous improvement and innovaion " to meet our customer's satisfaction, offer complete Die-casting.

Qingdao jieshengda Machinery Co., Ltd. is a production enterprise integrating metal and non-metal product manufacturing, mechanical parts processing, mechanical equipment design, R & D, assembly and manufacturing. At home, our company mainly serves wholly foreign-owned enterprises and large domestic enterprises such as Japan, the United States and Germany. Abroad, our services are mainly for countries and regions such as Europe, South America, North America, the Middle East, East Asia and South Asia.

Shenzhen TPX Co., Ltd. Was established in 2012, specializing in research, development, manufacturing, and service of medical mounting and trolley.

Hebei Luze New Material Technology Co., Ltd (a member of Kinlong Group, stock code: 002791)is a top technology-driven manufacturer specializing in seismic isolation devices and energy-dissipation devices-offering R&D, production, and sales for critical infrastructure worldwide.

Cangzhou Yingsheng Hardware Manufacturing Co., Ltd.  is an integrated enterprise integrating the production and sales of metal sheet metal products. The company's main products include standard chassis, cabinets and non-standard sheet metal parts. Located in the East Development Zone of Nanpi County, Cangzhou City, we have long been committed to providing customers with high-quality metal processing solutions to meet the evolving market demands. Our major processing equipment includes laser cutting machines, laser pipe cutting machines, CNC bending machines, punching machines of various tonnages, gas shielded welding machines, argon arc welding machines, tapping machines, riveting presses and other professional facilities.

Suzhou Jestin Machinery Technology Co., Ltd is specialized in manufacturing and distributing road equipment spare parts for asphalt pavers, milling machines and road rollers. The core team members of the company have rich industry experience and have been deeply involved in the sales of construction machinery parts for many years.

CL TECH information

Wuhan Zhongheng Xinyuan Machinery Equipment Co., Ltd.

Fenghua Transmission Technology (Jiangsu) Co., Ltd. is developed from a professional gear supplier, the entire team, including the R&D team, technical team and the business team has over 20 years' experience in the mechanical transmission industry. With continuous development, products Fenghua has launched are including but not limited to planetary reducers, RV reducers, harmonic reducers, high precision right angle gearboxes, high precision gear & rack products, motors, etc.

At JST Technology, we specialize in delivering high-precision custom CNC machining parts and sheet metal fabrication solutions to demanding industries worldwide. With advanced manufacturing capabilities, rigorous quality control, and deep application expertise, we serve as a trusted partner for innovators in medical devices, aerospace, automotive, electronics, renewable energy, and industrial equipment.

Qingdao Merid Machinery Co., Ltd was established in Qingdao, China in 1983, with and area of 21000square feet. We are a professional top provider and industrial leader of full-service stamping, welding, machining, Castings and Forging of metal components.

Xingwei Machinery (Zhangzhou) Co., Ltd. is located at No. 8 Wenpu Industrial Park, Investment Zone, Zhangzhou, Fujian Province.

Ningbo Yinzhou Nord Machinery Co., Ltd. is a compositive strength company, engaged in different fields of parts manufacturing. Now we successfully own three subsidiaries, they are Parfect Casting Limited, Parfect Forging Limited & Parfect Engineering Machinery Co., Ltd.

Jinan Carman International Trade Co., Ltd. is located in Jinan city, the capital of Shandong Province. Main products are heavy truck accessories, light truck parts, engineering machinery parts and so on. Such as autoparts Shaanxi, Delong F3000, Sinotruk, HOWO, CAT, JCB, SHANTUI, engine parts Cummins, SDEC, DCEC, Weichai, Perkins, Yanmar, Hino, Doosan, Kubota. Large Stock of hundreds of thousands of products in 2, 000 m² Logistics centers respectively guarantee the timely delivery. Express and air orders can be processed. We have perfect service system. Adequate supply, reasonable prices, good service; Good corporate reputation, won the praise of the majority of customers.

Sichuan Mighty Machinery Co. Ltd., specializes in manufacturing precision Power Transmission Parts and Bearing / Bearing Housing, which are widely used in mechanical power transmission, CNC machine tools, automatic control, aviation, wind power generation etc. After over 20 years of efforts, we have built up a complete supply chain including our foundry, inspection center and machining facilities and become an important partner for oversea clients in the industrial field.

Hangzhou Ocean Industry Co., Ltd. is a specialized supplier of a full range of chains, sprockets, gears, gear racks, V-belts, couplings and reducers. Due to our sincerity in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria. With many years' experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services. Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers' special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.

Sharpen Tech Co., Ltd. (SPT) delivers premium engineered components for global industries, specializing in wear-resistant parts for the agricultural and mining sectors. With a strong materials R&D team and advanced manufacturing capabilities, we design and produce custom-engineered solutions to meet your exact specifications. Through continuous innovation and proven reliability, SPT has become a trusted partner for machinery OEMs worldwide.