Tu Van Xay Dung Tri An Joint Stock Company Address: Lot 35, B30 Nguyen Chich, Hoa Minh Ward, Lien Chieu District, Da Nang City Enterprise code: 0401358917 Phone: 02363711368 Adress: Civil Group 35, Hoa Khe Ward, Thanh Khe District, Da Nang City Hoa Minh Ward, Lien Chieu District, Da Nang CityFounding date: 20 - 5 - 2010