Thiet Ke Va Thi Cong Tetrabuild Joint Stock Company Address: 16th Floor, Deaha Business Center Building, No 360 Kim Ma, Giang Vo Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111389134 Phone: 0981183553 Representative: Pham Ha Tuan Anh Ha Noi CityFounding date: 12 - 2 - 2026