Hung Thinh Construction and Production Limited Company
Thôn Lộc Ninh, Xã Ngọc Châu, Tan Yen District
Song Cau Ha Bac Joint Stock Company
Đạo Ngạn, Xã Quang Châu, Viet Yen District
Nhat Hieu Company Limited
Thôn Già Khê, Xã Tiên Hưng, Luc Nam District
Ngoi Sao Bac Giang Joint Stock Company
Thôn Dĩnh Tân,, Xã Tân Dĩnh, Lang Giang District
Phuc Dia Construction Joint Stock Company
Thôn Lâm, Xã Nam Dương, Luc Ngan District
Thanh Loc Building Materials Company Limited
Thôn Danh Thượng 1, Xã Danh Thắng, Hiep Hoa District
Son Ha Building Materials Company Limited
Thôn Tân Văn, Xã Tân Dĩnh, Lang Giang District
Doanh nghiep tu nhan Thao Quan
Thôn Trung, Xã Cao Xá, Tan Yen District
Thanh Nhan Bac Giang Company Limited
Thôn Trung, Xã Nghĩa Trung, Viet Yen District
co phan gach Bich Son Company
Khu III thị trấn Bích Động, Viet Yen District