Sanlian Transmission Machinery Co., Ltd., founded in 1985 and based in Wenzhou, China, is a high-tech manufacturer and trading company specializing in the research, development, and production of gear reducers and variable speed drives. Operating from a 110,000 square meter facility with over 400 employees, the company functions as an OEM, ODM, and contract manufacturer. Their extensive product portfolio includes helical gear reducers, planetary gearboxes, worm gear boxes, cycloidal pin-wheel reducers, screw jacks, and shaft-mounted gearboxes, offering over 10,000 gear ratios to meet diverse industrial needs. Sanlian Transmission Machinery serves a wide range of sectors, including mining, food packaging, petrochemicals, pharmaceuticals, and environmental protection equipment. The company maintains high production standards with over 300 precision instruments, including German HOELER gear shaping machines and CNC machining centers. Recognized as a "National Specialized and New Small Giant" and a "National High-Tech Enterprise," the company holds ISO 14001 and ISO 45001 certifications, ensuring quality and environmental management excellence. With 10 production lines and a dedicated R&D team, they provide customized transmission solutions and maintain a strong reputation for technical innovation and reliability in the mechanical transmission field.
Shanghai Junlong Industrial Co., Ltd. is a prominent manufacturer, distributor, and contract manufacturer based in Shanghai, China. Established in 2000, the company has grown into a specialized provider of power transmission products, operating two joint-stock factories and maintaining a workforce of 101 to 200 employees. The company is ISO 9001 certified and has implemented international quality management standards since 2001 to ensure consistent product excellence for its global clientele, which includes major corporations such as General Motors.
The company specializes in an extensive range of mechanical components, offering over 45,000 specifications across 16 major categories. Core product lines include industrial roller chains, conveyor chains, leaf chains, and agricultural chains, as well as industrial sprockets, gears, and hubs. Beyond transmission components, the company has expanded its portfolio to include hydraulic pallet jacks, transmission belts, and a comprehensive selection of professional hand tools, such as socket wrench sets, pliers, and pruning shears.
With an annual revenue between US$10 million and US$50 million, Shanghai Junlong Industrial Co., Ltd. maintains a strong international presence, exporting approximately 71% to 90% of its output to 29 countries and regions, including North America, Mexico, Colombia, and Europe. The company provides robust OEM and ODM services, supported by dedicated R&D and foreign trade departments. Their capabilities extend from specialized component manufacturing to the supply of complete tool sets and industrial lifting equipment, positioning them as a versatile partner in the global industrial machinery and hardware sectors.
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