Cong Nghe Tu Dong Tan Phat Joint Stock Company Address: No 23 Nguyen Ngoc Nai, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102180834 Phone: 0985428888; 02462851559 Representative: Nguyen Duc Tung Adress: Civil Group 23, Vinh Hung Ward, Hoang Mai District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 9 - 3 - 2007