Ky Thuat An Toan HTB LTD Address: No 18a Civil Group 5, Khu 1, Ha Khau Ward, Ha Long City, Tinh Quang Ninh, Viet Nam Enterprise code: 5702169260 Phone: 0933331181 Representative: Du Ngoc Suong Ha Khau Ward, Ha Long City, Quang Ninh ProvinceFounding date: 22 - 10 - 2024