Bac Ninh Bao Ngoc Trading Company Limited

Lôi Châu, Xã An Thịnh, Luong Tai District

Duc Anh Transportation and Services Company Limited

(NR Nguyễn Văn Thiệu) thôn Hương La, Xã Tân Lãng, Luong Tai District

Binh An Investment Trading Sevice and Construction Co., Ltd

Thôn Đăng Triều, Xã Trừng Xá, Luong Tai District