Tu Van Khao Sat Thiet Ke Tai Phat LTD Address: No 116a, Ly Tu Trong Street, Civil Group 11, Minh Khai Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100489513 Phone: 0916299618 Representative: Chu Kim Hung Minh Khai Ward, Ha Giang City, Ha Giang ProvinceFounding date: 23 - 11 - 2021