Quang Cao PV & A Joint Stock Company Address: 111 Lang Ha, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101230553 Phone: 0245621988 Representative: Ngo Minh Son Adress: 213 C1 Nghia Tan, Nghia Tan Ward, Cau Giay District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 19 - 4 - 2002