Tu Van Khao Sat Do Dac Dia Chinh Tay Ho Ha Noi Joint Stock Company Address: No 6B, 569 Lac Long Quan Lane, Xuan La Ward, Tay Ho District, Ha Noi City Enterprise code: 0108114965 Phone: 02437534879 Representative: Nguyen Tho Manh Xuan La Ward, Tay Ho District, Ha Noi CityFounding date: 4 - 1 - 2018