Dau Tu Phat Trien Ky Thuat Ha Noi Joint Stock Company Address: No 41 Tay Ho, Quang An Ward, Tay Ho District, Ha Noi City Enterprise code: 0102742681 Phone: 0903414376 Representative: Vu Anh Dung Adress: No 45, Civil Group 19, Thanh Luong Ward, Hai Ba Trung District, Ha Noi City Quang An Ward, Tay Ho District, Ha Noi CityFounding date: 13 - 5 - 2008