Tu Van & Cong Nghe Hoang Vu Joint Stock Company Address: No 21, Alley 47/29, Lane 77, Xuan La Street, Xuan La Ward, Tay Ho District, Ha Noi City Enterprise code: 0109764638 Phone: 0912444036 Representative: Hoang Vu Trung Xuan La Ward, Tay Ho District, Ha Noi CityFounding date: 5 - 10 - 2021