Khao Sat Va Kiem Dinh Xay Dung Ha Noi Joint Stock Company Address: No 23, Lane 79, Nguyen Chi Thanh Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0105345315 Phone: 02462850945 Representative: Phan Nhu Nam Adress: Civil Group 20, Sai Dong Ward, Long Bien District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 3 - 6 - 2011