Xay Dung Va Khong Gian Xanh Hoang Kim LTD Address: No 38B Mai Anh Tuan, O Cho Dua Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111532112 Phone: 0977577870 Representative: Hoang Van Huy O Cho Dua Ward, Ba Dinh District, Ha Noi CityFounding date: 11 - 6 - 2026