... ,Enjoying a high reputation among our customers, Kunshan Hongda Heavy Forging Co., Ltd. was founded in 1987, and now boasts ... the workshops and physical & chemical inspection centers of free forging,stock preparation, machining and heat treatment etc.It owns a ... and profiled forgings. In recently years, Kunshan Hongda Heavy Forging Co., Ltd has successfully developed the forgings with 42CrMo4 matetial ...