Phat Trien Cong Nghe Nang Luong BTT Joint Stock Company Address: No N1-5, Khu Du An 310 Minh Khai, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101698327 Phone: 0246331350 Representative: Nguyen Van Ty Adress: 26, Lot 7 Den Lu 1, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Minh Khai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 5 - 7 - 2005