Khao Sat - Thiet Ke - Tu Van - Xay Dung Truong Son LTD Address: 17 Tran Hoa, Ward 10, District 5, Ho Chi Minh City Enterprise code: 0302244926 Phone: 02839508323 Representative: Truong Ngoc Son Adress: 22.P6.L1 Ly Tu Trong, Ben Nghe Ward, District 1, Ho Chi Minh City Ward 10, District 5, Ho Chi Minh CityFounding date: 26 - 3 - 2001