Tu Van Thiet Ke Va Dau Tu Xay Dung Thien Son Joint Stock Company Address: No 55, 167 Nguyen Ngoc Vu Lane, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0107502186 Phone: 0986282733 Representative: Tran Hong Quang Adress: Hamlet 10, Xuan Chau Commune, Tho Xuan District, Thanh Hoa Province Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 7 - 2016