Dau Tu Va Phat Trien Cong Nghe Phuong Thanh Joint Stock Company Address: No 13B, Lane 119, Tam Trinh Street, Mai Dong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0107891817 Phone: 0961004068 Representative: Bui Thi Kim Lien Mai Dong Ward, Hoang Mai District, Ha Noi CityFounding date: 19 - 6 - 2017