Khao Sat Thiet Ke Va Dau Tu Phat Trien Ha Tang Joint Stock Company Address: No 4, Lane 241/36, Kham Thien Market Street, Phuong Lien Ward, Phuong Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0101595515 Phone: 0248526835 Representative: Do Quoc Hai Adress: No 4 Civil Group 24, Phuong Lien Ward, Dong Da District, Ha Noi City Phuong Lien Ward, Dong Da District, Ha Noi CityFounding date: 13 - 1 - 2005