Khanh Vuong Investment Joint Stock Company

Hoa Long Thai Nguyen Company Limited

Số nhà 201, tổ 24, Thị Trấn Chùa Hang, Dong Hy District

XNK Bao Tin Trading Company Limited

Tổ 3, Thị trấn Chùa Hang, Dong Hy District

Tuan Bao Development And Trading Investment Company Limited

Tổ 11, Phường Đồng Quang, Thai Nguyen City

Quoc Tuan Trading Import Export Company Limited

Tổ 22, Phường Quang Trung, Thai Nguyen City

Tien Bo Thai Nguyen Company Limited

Xóm Làng Phan, Xã Linh Sơn, Dong Hy District

Hoang Trung Son Minerals Exploiting Company Limited

Tổ 3, Phường Hoàng Văn Thụ, Thai Nguyen City

Duc Long Investment Joint Stock Company

Số nhà 462/1, đường Cách Mạng Tháng 8, tổ 11, Phường Trung Thành, Thai Nguyen City

Dung Nam Trading Company Limited

Tổ 10, Phường Phan Đình Phùng, Thai Nguyen City

Trung Thinh Phat Thai Nguyen Joint Stock Company

Tổ 9, Phường Tân Lập, Thai Nguyen City

Yen Phuoc Joint Stock Company

Xóm Nhất Trí, Xã Yên Lãng, Dai Tu District

Tổ 18, Phường Gia Sàng, Thai Nguyen City, Thai Nguyen Province, Viet Nam