Dung Huong Petroleum Business Company Limited
Thôn Làng Cống, Xã Tân Thành, Huu Lung District
Thinh Vuong Private Enterprise
Thôn Chùa, Xã Yên Thịnh, Huu Lung District
Hung - Hung - Hieu Private Enterprise
Thôn Vũ Lâm, Xã Vũ Lễ, Bac Son District
Vu Minh Hoang Lam Ca Private Enterprise
Thôn Bình Ca, Xã Lâm Ca, Dinh Lap District
An Loc Quy Company Limited
Số 41, Trần Phú, Phường Hoàng Văn Thụ, Lang Son City
Thu An Ls Company Limited
Số 437C, Đường Trần Đăng Ninh, Phường Tam Thanh, Lang Son City
Hdm Trading And Production Company Limited
Thôn Sẩy Hạ, Xã Đồng Tân, Huu Lung District
Thinh Phat Trading Service Investment Joint Stock Company
Thôn Rừng Dong, Xã Đồng Tân, Huu Lung District