Vien Thong Dung Trang LTD Address: No 283, Hoang Cong Chat Street, Phu Dien Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0107758300 Phone: 0989255226 Representative: Sai Thanh Ha Adress: Nhi Hoa Hamlet, Dong Bam Commune, Thai Nguyen City, Thai Nguyen Province Phu Dien Ward, Bac Tu Liem District, Ha Noi CityFounding date: 15 - 3 - 2017