... rods and etc There are 17 types of automobile engine connecting-rod products,such as 462Q, 474Q,372Q, 479Q, 4G18, 481H and ... rods and etc. We have the Chongqing municipal level technical center,can meet all techincal requirements of customers.We mainly use ... plastic forming process of forged pieces on the computer and to analyze the flow rules of metal,the forming of forged ...