Ky Thuat Moi Truong Vieteco Viet Nam Joint Stock Company Address: No 14, Dang Dung Street, Quan Thanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0107536851 Phone: 02432247520 Representative: Nguyen Van Hanh Adress: No 50, Hang Bac Street, Hang Bac Ward, Hoan Kiem District, Ha Noi City Quan Thanh Ward, Ba Dinh District, Ha Noi CityFounding date: 11 - 8 - 2016