Tongda Spring Co., Ltd. - Located in the beautiful Jiaozhou Bay, the road, the sea and the air are all in all directions. The transportation is convenient, Changyi and the costal port cities are closely linked.

Tongda Spring Co., Ltd. was established in 1999. The company covers an area of 23,970 square meters, with a construction area of 10,380 square meters and 167 employees. Under the trust and support of many parties, it was absorbed by the China Spring Professional Association as a member of the Association. In 2001, it obtained ISO9001 quality management system certification. Then obtained ISO/TS16949.2009 quality management system certification in September 2008 and obtained ISO4001.2004 environmental management system certification in 2011. The main production equipments include computer numerical control automatic spring winding machine, rounding machine, numerical control heat treatment continuous tempering furnace and automatic image measuring equipment. It is a professional manufacturer of rubber seal springs and a leader of the industry. The annual design production capacity is 1.18 billion pieces. The products are mainly used in FAW, SAIC, Dongfeng-Nissan, SAIC-Volkswagen, Changan Automobiles, Beijing Automobiles, Guangzhou Automobiles, Hafei Automobiles, Dongan Auto Engine, GWM, General Motors Corporation, Ford, Qingdao Haier. Overseas customers are concentrated in Japan, Germany and Southeast Asia.

"To meet the needs and expectations of customers with excellent quality products and perfect after-sales service" is our company's quality policy. Under the guidance of ISO / TS16949 management spirit, all employees uphold "technology, quality, management is productivity, quality source In the management, the process is the fundamental quality management concept, constantly introducing advanced technology, strengthening product research and development, market-oriented, strict control of production processes, and strive to make the scale of the company on the scale, to fully guarantee the quality of the product.

"Making our product quality to be the industry indicator" is our company's constant quality goal. Based on the enterprise spirit of "integrity, pragmatism, efficiency, professionalism and dedication", we will quickly adapt to market needs and satisfy customer request actively.