Dau Tu Va Phat Trien Cong Nghe Hoang Long Joint Stock Company Address: No 12, Civil Group 1, Dong Anh Town, Dong Anh Town, Dong Anh District, Ha Noi City Enterprise code: 0102350388 Phone: 0914886178 Representative: Nguyen Quang Hung Adress: No 12, Civil Group 1, Dong Anh Town, Dong Anh District, Ha Noi City Dong Anh Town, Dong Anh District, Ha Noi CityFounding date: 24 - 8 - 2007