Khao Sat Thiet Ke Va Xay Dung Hai Sanh Address: 549/89/3 Xo Viet Nghe Tinh, Ward 26, Binh Thanh District, Ho Chi Minh City Enterprise code: 0303009851 Phone: 0288991216 Representative: Nguyen Dinh Sanh Adress: 30 Ham Nghi, Ben Nghe Ward, District 1, Ho Chi Minh City Ward 26, Binh Thanh District, Ho Chi Minh CityFounding date: 21 - 8 - 2003