Dadong Valve

Dadong Company was founded in 1993 and is a private joint-stock enterprise. It is a professional manufacturer engaged in the production of valves, valve locks, and spring retainers for automobiles, motorcycles, and general-purpose engines. The company has a production site of 50 mu and more than 500 sets of various high-precision processing equipment and testing equipment. The company has 2 branches: Chongqing Jiulongpo Huangjueping Dadong Internal Combustion Engine Factory and Bishan District Jinjian Road Dadong Longteng Valve Factory, with a total of more than 1,000 employees.
The company strictly carries out production in accordance with international and domestic standards. On the basis of having obtained ISO9001 (2000) quality system certification in 2001, it also obtained ISO/TS16949 quality certification in 2006. For 9 consecutive years, it has passed testing and evaluation by the China Motorcycle Quality Inspection Institute and the Chongqing Municipal Bureau of Quality and Technical Supervision, becoming an authoritative publicly announced enterprise of the Bureau of Technical Supervision as a "China Star" and "Quality Designated Unit." For a long time, it has been a main supplier of supporting products for automobile and motorcycle groups such as BMW, Piaggio, Suzuki, Haojue, Zongshen, Loncin, and Lifan. Its products are exported to more than a dozen countries and are deeply trusted and well received by users.
The company adheres to the principles of leading by technology, quality first, customer supremacy, and respect for intellectual property rights, and sincerely and efficiently serves each of our users.