There are 17 types of automobile engine connecting-rod products,such as 462Q, 474Q,372Q, 479Q, 4G18, 481H and these rods and etc There are 17 types of automobile engine connecting-rod products,such as 462Q, 474Q,372Q, 479Q, 4G18, 481H and these rods and etc. We have the Chongqing municipal level technical center,can meet all techincal requirements of customers.We mainly use pro/e for the ...