Geotechnical Development Construction (Ntnn) LTD Address: Zoom 903, Lau 9, Gemandept Building, No 2bis, 4, 6 Le Thanh Ton, Ben Nghe Ward, District 1, Ho Chi Minh City Enterprise code: 0313441940 Phone: 02838220137 Representative: Truong Thien Khang Adress: Zoom 903, Lau 9, Gemandept Building, No 2bis, 4, 6 Le Thanh Ton Ben Nghe Ward, District 1, Ho Chi Minh CityFounding date: 15 - 9 - 2015