Phat Trien Ky Thuat Bach Hoa LTD Address: Hamlet 3, Song Phuong Commune, Hoai Duc District, Ha Noi City Enterprise code: 0105553971 Phone: 0985926388 Representative: Nguyen Chi Quy Adress: Hamlet 3, Song Phuong Commune, Hoai Duc District, Ha Noi City Song Phuong Commune, Hoai Duc District, Ha Noi CityFounding date: 6 - 10 - 2011