Quan Mai Services Trading Company Limited
Xóm Thượng, Xã Cẩm Đàn, Son Dong District
Gia Cong Loc Son Construction And Mechanical Company Limited
Khu 5, Thị Trấn An Châu, Son Dong District
Duc Tinh Mechanical Trading And Construction Company Limited
Thôn Thượng 2, Xã An Châu, Son Dong District
Tuan Vu Production Development and Trading Company Limited
Thôn Chợ, Thị Trấn Thanh Sơn, Son Dong District