Dung Dat Extractive Company Limited
Xóm 3, Xã Cù Vân, Dai Tu District
Tuan Ngon Company Limited
Tổ 11, Phường Quan Triều, Thai Nguyen City
TM Tan Phat Thai Nguyen Transport Mechanical Company Limited
Tổ 3, Phường Cam Giá, Thai Nguyen City
Thai Nguyen Supplies And Steel Company Limited
Tổ 18, Phường Gia Sàng, Thai Nguyen City
Phuc Thinh An Trading Company Limited
Tổ 11, Phường Đồng Quang, Thai Nguyen City
Duong Man Private Enterprise
Xóm Tơm II, Xã Thành Công, Pho Yen Town
Yen Binh Steel Company Limited
Số 337, Đường Hoàng Quốc Việt, xóm Thanh Hoa, Xã Trung Thành, Pho Yen Town
Thao Minh Tami Company Limited
Xóm Gió, Xã Ký Phú, Dai Tu District
Bang Lang Import Export Trading Company Limited
Tổ 3, xóm 3, Xã Tân Quang, Song Cong City
Hb Vina Trading Company Limited
xóm 10, Xã Quyết Thắng, Thai Nguyen City