Tu Van Thiet Ke Xay Dung & Thuong Mai An Son LTD Address: 240/15 Nguyen Thai Son, Ward 4, Go Vap District, Ho Chi Minh City Enterprise code: 0303011473 Phone: 0288454642 Representative: Huynh Van Phong Adress: 114/18 Le Loi, Ward 3, Go Vap District, Ho Chi Minh City Ward 4, Go Vap District, Ho Chi Minh CityFounding date: 21 - 8 - 2003