Tu Van Khao Sat Kiem Dinh Xay Dung Vi Na Joint Stock Company Address: 14, Street No 8, Tang Nhon Phu B Ward, District 9, Ho Chi Minh City Enterprise code: 0311291658 Phone: 0913670896 Representative: Nguyen Cao Hung Adress: 293 Le Van Viet, Hiep Phu Ward, District 9, Ho Chi Minh City Tang Nhon Phu B Ward, District 9, Ho Chi Minh CityFounding date: 31 - 10 - 2011