Kankyo Kougaku Viet Nam LTD Address: 211, Hoang Cau Street, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0110339998 Phone: 02437344008 Representative: Ngo Quang Nam Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 4 - 5 - 2023