Kien Truc Va Noi That Sigma Home Joint Stock Company Address: No 20, Lane 2, Tay Son Street, Quang Trung Ward, Dong Da District, Ha Noi City Enterprise code: 0107853089 Phone: 0973594999 Representative: Bui Quang Hung Adress: No 8, 15/2 Vinh Ho Alley, Nga Tu So Ward, Dong Da District, Ha Noi City Quang Trung Ward, Dong Da District, Ha Noi CityFounding date: 22 - 5 - 2017