The Enterprise can produce various standards-ANSI,BS, JIS, DIN, GB, & different class-4.8,5.8, 6.8, 8.8, 10.9, 12.9 for standard parts & special parts. Thereinto Hex head bolts & Sockent head bolts have held 80% production range, left percentage is for Flang hex bolts & oher parts,As we always insist on high quality first, now the brand-name "YOULI" has been recognized by more and more people. In 2004, "YOULI" brand has been awarded as one of the famous brand, has registered in American area. Also it has been approved the quality Control System Certificate of ISO9001:2000, and  approved TS16949 too.

  Growing us,welcome domestic and overseas customer to deal with business with us, we will be persistent to follow our quality policy of "Using scientific management, improving overall quality, striving for famous "YOULI" brand,and aiming towards more bigger and stronger." And we continue to develop the spirit of quality & more reasonable price & more humanity service to become a loyal cooperation parhner with all abroad & domestic customer. Let us bulid a brilliant future together.