Dau Tu Khai Thac Khong Gian Xanh Joint Stock Company Address: No 91, Hoang Dao Thanh Street, Kim Giang Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0108347712 Phone: 0903078988 Representative: Nguyen Kim Nhung Kim Giang Ward, Thanh Xuan District, Ha Noi CityFounding date: 3 - 7 - 2018