Doanh Nhan Bach Khoa Joint Stock Company Address: No 16a, 194 Thanh Dam Lane, Vinh Hung Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111525796 Phone: 0942258868 Representative: Nguyen Tien Bach Vinh Hung Ward, Hai Ba Trung District, Ha Noi CityFounding date: 4 - 6 - 2026