Xay Dung Ha Tang Ky Thuat Tung Lam Joint Stock Company Address: 4th Floor, No 229 Quang Trung, Quang Trung Ward, Ha Dong District, Ha Noi City Enterprise code: 0109100267 Phone: 0976786455 Representative: Nguyen Thi Nhu Quynh Quang Trung Ward, Ha Dong District, Ha Noi CityFounding date: 25 - 2 - 2020