YONGKANG HEFA TOOLS CO.LTD is a manufacturer specia-lizing in producing Auxiliary Air valve of motorcycle & leisure vehicle with japan technology,and we have experts as our technical adviser,more than 100 staffs of member team.Our annual output has reached 2,000,000 sets.

Our company located in the capital of China's hardware city BaiYun industry area, Yong Kang city.The geographical location here is very good and transportation is efficient and convenient.With the first-class production & test equipment,and abundant test method,we have already had ability to form a complete process line from rough machining to entire assemble.And the qualityof our products takes the lead in the industry.Auxiliary Air valve is high-tech products which is used to reduce the motorcycle exhaust pollutants with obvious environment protection effect.We assure to pass the Euro ll,the Euro standard requirements of exhaust pollutants with our products,and it enables the factory producing ATV, ...[More] BIKE,GO KATR to pass USA EPA and EURO E-mark test,so it is very popular among our clients,At present,our clients are all over China,LONGXIN、LIFAN、JIALING、DAYANG、DAYUN、QINGQI、TIANMA、HAOJAN、XINYUAN、 ZHONGXIN,BAOTIAN、KANGCHAO etc.