Ing Global Company Limited
Khu 10, Xã Phù Ninh, Phu Ninh District
Theu Minh Ngoc Company Limited
Số 04, Tổ 28, Khu 21, Phường Gia Cẩm, Viet Tri City
Theu Hoang Gia Phat Company Limited
Khu 8, Xã Thanh Đình, Viet Tri City
Hoang Vinh An Private Enterprise
Khu 22, Xã Hoàng Xá, Thanh Thuy District