In Quang Cao Ha Noi Joint Stock Company Address: No 87, Nguyen Khiet Street, Phuc Tan Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101842436 Phone: 02439328473 Representative: Do Xuan Khoa Adress: Civil Group 21, Cluster 3, Tu Lien Ward, Tay Ho District, Ha Noi City Phuc Tan Ward, Hoan Kiem District, Ha Noi CityFounding date: 21 - 12 - 2005