Vija-Tech Education Technology Development And Trading Investment Company Limited
Khu 8, Xã Hy Cương, Viet Tri City
Phuong Dat Environmental Company Limited
Tổ 8, Phố Gát, Phường Thọ Sơn, Viet Tri City
Duc Viet Investment Joint Stock Company
Tổ 2, khu 8, Phường Nông Trang, Viet Tri City