Dien Tu Cong Nghe Viet Tu LTD Address: No 16, Lane 33, Ta Quang Buu Street, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0107733659 Phone: 0836211990 Representative: Nguyen Trung Tu Bach Khoa Ward, Hai Ba Trung District, Ha Noi CityFounding date: 23 - 2 - 2017