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 Established in 1985 , Changzhou Tongda Hardware Machinery CO.,Ltd, whice is Professional manufacture series of gas spring . Have advanced production equipment and testing equipment. Adopting the internationally advanced production techniques, the company has development and research various of special gas spring production and application capabilities, has repeatedly gets the States Patent Office 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, the main products is gas spring , Controllable gas spring, damping devices, door closer , and gas spring hinge series and etc. Widely used for aviation, automobiles, motorcycles, machinery, medical equipment, furniture, cabinets, chairs and other fields.
At home and abroad custimers' love and support ,our company's products exported in many countries and regions.accordance with ISO9001.2000 international quality management system standards management in strict , product quality improvements, and continually enhance and improve the technological of products and scientific management. Company staff will provide the highest quality products and good professional services, sincere cooperation, create brilliant tomorrow in common.
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