Chongqing Shuguan Precision Diecasting Co., Ltd is a company specialized in the manufacturing of automobile gear box and aluminium alloy casting products. Founded 1992 derived from Shudong Machinery Ltd, locates at Bicheng Town Bishan County West City. The occupies an area about 6000 square ...

We introduce ourselves as China Chongqing Big Science and Technology Group Co.,Ltd.We are a professional manufacture of CNG series products devote to the R$D utility gasoline engine which has EU approved ., Due fact that price become higher , gas is clean resource more people use ,as result ,we ...