Dau Tu Cong Nghe Viva Tech Joint Stock Company Address: Civil Group 28, Dong Anh Town, Dong Anh District, Ha Noi City Enterprise code: 0107662486 Phone: 02438831368 Representative: Nguyen Ha Vinh Dong Anh Town, Dong Anh District, Ha Noi CityFounding date: 13 - 12 - 2016