Dau Tu Va Phat Trien He Thong Nguyen Trinh Joint Stock Company Address: 686 Bui Dinh Tuy, Ward 12, Binh Thanh District, Ho Chi Minh City Enterprise code: 0304942789 Phone: 0288992266 Representative: Trinh Thuy Dung Ward 12, Binh Thanh District, Ho Chi Minh CityFounding date: 7 - 5 - 2007