Dau Tu Phat Trien Thach Sanh Joint Stock Company Address: No 25D, Lane 38/24, Xuan La Street, Xuan La Ward, Tay Ho District, Ha Noi City Enterprise code: 0107790791 Phone: 0888588819 Representative: Do Danh Thanh Xuan La Ward, Tay Ho District, Ha Noi CityFounding date: 4 - 4 - 2017