Ky Thuat Cong Trinh Trung Khon Viet Nam LTD Address: No 64 TT6, Van Phu Urban Area, Phu La Ward, Ha Dong District, Ha Noi City Enterprise code: 0111039531 Phone: 0868943726 Representative: Tran Manh The Phu La Ward, Ha Dong District, Ha Noi CityFounding date: 28 - 4 - 2025