Hop Tac Xa Dat Ngoc Address: Vang Civil Group, Bich Dong Town, Viet Yen District, Bac Giang Province Enterprise code: 2400922362 Phone: 0973495396 Representative: Nguyen Van Dat Bich Dong Town, Viet Yen District, Bac Giang ProvinceFounding date: 18 - 10 - 2021