Chi Nhanh Cong Ty Co Phan Dau Tu Va Xay Dung Dung Sy Tai Van Quan Address: No 75, Tan Xuan Street, Thanh Xuan Street, Van Quan Town, Van Quan District, Lang Son Province Enterprise code: 4900303798-001 Phone: 0983396536 Representative: Nguyen Van Luan Van Quan Town, Van Quan District, Lang Son ProvinceFounding date: 22 - 3 - 2022