Thuong Mai Ky Thuat Hoang Nhat LTD Address: 490, Ngoc Lam Street, Civil Group 6, Cluster 6, Gia Lam District, Ha Noi City Enterprise code: 0101029615 Phone: 0248273088 Gia Lam District, Ha Noi CityFounding date: 3 - 7 - 2000