... Nylon-6 Plant of Shifeng (Group) Co., Ltd is one subsidiary company of Shifeng Group---the largest agricultural machine manufacturer ... countries abroad, such as USA, Italy, Egypt, Iran, India, Thailand, Bangladesh, South Korea, North Korea, etc. On domestic market ... , such as Triangle Group, XCMG Construction Machinery Co., Ltd, Taiji Industry Co, Ltd, Xinjiang Kunlun Tire Co., Ltd, etc.Being supported ...