Vuong Canh Hoang Company Limited
Chân cầu Lạc Quần, xóm 91, Xã Việt Hùng, Truc Ninh District
Tan Thanh Investment Trading and Mechanical Joint Stock Company
Xóm Nguyễn, Xã Nam Cường, Nam Truc District
Gia Loc Mechanical and Trading Company Limited
Tổ dân phố 13, Thị trấn Nam Giang, Nam Truc District
Duc Quang Minh Trading Company Limited
Đội 7, Thôn Xuất Cốc Tiền, Xã Yên Khánh, y Yen District
Thuoc Dung Company Limited
Thôn Trung Khu, Xã Yên Phong, y Yen District
Nam Thinh Mechanical Company Limited
Xóm 4, Xã Xuân Phú, Xuan Truong District
Truong Giang Consult Inspect and Design Company Limited
Thôn Chiều, Xã Minh Tân, Vu Ban District
Ngoc Long Mechanical and Business Company Limited
Tổ dân phố 13, Thị Trấn Nam Giang, Nam Truc District