Khao Sat Thiet Ke Xay Dung Cong Trinh Joint Stock Company Address: Lo, Villa 6, No 10, Xa La Urban Area, Phuc La Ward, Ha Dong District, Ha Noi City Enterprise code: 0500439395 Phone: 02433115813 Representative: Phan Viet Thao Phuc La Ward, Ha Dong District, Ha Noi CityFounding date: 8 - 7 - 2003