Dau Tu Khoang San Thien Son Joint Stock Company Address: 3rd Floor, No 12a, Alley 233/27/48, Lane 175, Xuan Thuy Street, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0105775043 Phone: 0983036363 Representative: Nguyen An Thanh Adress: Thanh Loi Quarter, An Thanh Ward, Thuan An Town, Binh Duong Province Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 17 - 1 - 2012