Xiamen Shuangyuan Springs Co.,Ltd is one of the leading manufacturer of all kinds of gas spring and spring hardware in China since 1998.ISO/TS 16949 Certified.As the leading manufacturer to the automotive original equipment market-gas spring.Our gas spring are used in many cars like:BMW,AUDI,Ford, Chrysler, GM, and Toyota,Jeep etc to advance and accomodate the ever changing design applications of gas springs and lift supports to vehicle design.gas spring for automotiveAAUDIALFA ROMEOAUTOBIANCHI BBENZBMW CCITROENCHRYSLER DDAIHATSUDAEWOO FFIATFORD HHONDAHYUNDAI KKIA LLANCIALADA MMITSUBISHIMAZDA NNISSAN OOPEL PPEUGEOTPORSCHE RRENAULTROVER SSAABSEATSKODASUZUKITTOYOTA VVOLKSWAGENVOLVO