Tan Phuc Hung Mechanical Casting Company Limited
Thôn Tây Tống Xá, Xã Yên Xá, y Yen District
Đường 57A, Cụm công nghiệp, Thị trấn Lâm, y Yen District
Hung Phong Machenical Casting Company Limited
Thôn Hưng Xá, Xã Yên Phong, y Yen District
Tan Hiep Thanh Mechanical Casting Company Limited
Thôn Tống Xá, Xã Yên Xá, y Yen District
Khanh Trung Casting and Trading Company Limited
Thôn Vàng, Xã Yên Bình, y Yen District