Son Bac Company Limited
Tầng 1, Ga Lạng sơn, Phường Vĩnh Trại, Lang Son City
Phuong Nguyen Service Company Limited
Thôn Pò Nhùng, Xã Bảo Lâm, Cao Loc District
Dang Vinh Company Limited
Số 273, khu Dây Thép, Thị trấn Đồng Đăng, Cao Loc District
Ben Xe Ba Son - Thien Truong Import Export Automotive Investment Joint Stock Company
Thôn Co Sâu, Xã Cao Lâu, Cao Loc District
Kho Bai Coc Nam - Thien Truong Investment Joint Stock Company
Thôn Cốc Nam, Xã Tân Mỹ, Van Lang District
Son Ngoc Viet Co-operative
Khu kinh tế cửa khẩu Chi Ma, Xã Yên Khoái, Loc Binh District