... and 1890D Nylon-6 Plant of Shifeng (Group) Co., Ltd is one subsidiary company of Shifeng Group---the largest agricultural ... trade competition, Shifeng unswervingly insists on the power of Technology, keeps on process innovation, technique innovation & ... as Triangle Group, XCMG Construction Machinery Co., Ltd, Taiji Industry Co, Ltd, Xinjiang Kunlun Tire Co., Ltd, etc.Being supported dominant resources ...