Dau Tu Nang Luong Moi Truong Heygreen LTD Address: No 66, Lane 101, Dao Tan Street, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0109014427 Phone: 0981483568 Representative: Tran Hoang Huy Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 5 - 12 - 2019