Dau Tu Va Ky Thuat Sai Gon Joint Stock Company Address: No 30 Phan Chu Trinh, Ward 2, Binh Thanh District, Ho Chi Minh City Enterprise code: 0309709722 Phone: 02835104633 Representative: Dang Cong Ngon Adress: 38 Huynh Tinh Cua, Ward 08, District 3, Ho Chi Minh City Ward 2, Binh Thanh District, Ho Chi Minh CityFounding date: 6 - 1 - 2010