Khao Sat Va Xay Dung Hoang Long Joint Stock Company Address: Cau Chua Hamlet, Kieu Ky Commune, Gia Lam District, Ha Noi City Enterprise code: 0102342073 Phone: 0248767101 Representative: Nguyen Duc Long Adress: 155a, 10a Civil Group, Trung Liet Street, Dong Da District, Ha Noi City Kieu Ky Commune, Gia Lam District, Ha Noi CityFounding date: 15 - 8 - 2007