Cong Trinh Mechanical & Trading Company Limited
Thôn Trung Linh, Xã Xuân Ngọc, Xuan Truong District
Diep Anh Services and Commerce General Company Limited
Xóm 8 Hùng Tiến, Xã Giao Tiến, Giao Thuy District
Tien Dao Installation And Mechanical Company Limited
Đường 12, Thôn Tống Xá, Xã Yên Xá, y Yen District
Hiep Hung Crafts Company Limited
Xóm 4, Xã Xuân Tiến, Xuan Truong District
Nam Thinh Mechanical Company Limited
Xóm 4, Xã Xuân Phú, Xuan Truong District
Vuong Canh Hoang Company Limited
Chân cầu Lạc Quần, xóm 91, Xã Việt Hùng, Truc Ninh District
Gia Loc Mechanical and Trading Company Limited
Tổ dân phố 13, Thị trấn Nam Giang, Nam Truc District
Duc Cao Su Thang Long Plastics Metal Mechanical Joint Stock Company
Thôn Tống Xá, Xã Yên Xá, y Yen District