Established in 1985, Changzhou Tongda Hardware Machinery Co., Ltd. is a professional manufacturer of gas springs. We have advanced production equipment and testing equipment. Adopting the internationally advanced production techniques, our company has developed and researched various special gas springs, and has repeatedly got the patent approval.

In order to further expand domestic and foreign markets, and relying on technology, the entire computer design, constantly development and production of high practical gas spring, our main products are gas springs, controllable gas springs, damping devices, door closers, and gas spring hinges. They are widely used for aviation, automobiles, motorcycles, machinery, medical equipment, furniture, cabinets, chairs and other fields.

With customers' love and support from home and abroad, our products are exported to many countries and regions. In accordance with ISO9001 international quality management system standards strictly, we continually enhance and improve the technology of products and scientific management. Our company will provide the highest quality products and good professional services, and sincere cooperation to create a brilliant future. OEM Service: Yes  
No. of R&D Staff: 11 - 20 People  
Estimated Annual Sales (USD): US$5 Million - US$10 Million  
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Business Type: Year Established: 1993 Number of Employees: Legal Representative / CEO: Yang Shengquan   Website: http://www.cztongda.com/ Certificates: Brands: Trade & Market Main Markets: Main Customers: Export Percentage: Trade Shows: Factory Information Factory Size (Sq.meters): Factory Location: QA/QC: Number of Production Lines: Number of R&D Staff: Contract Manufacturing: