Dich Vu Quan Ly & Van Hanh TNB Joint Stock Company Address: 41 TT37, Van Phu Urban Area, Phu La Ward, Ha Dong District, Ha Noi City Enterprise code: 0110939321 Phone: 0973335599 Representative: Nguyen Thi Hong Tham Phu La Ward, Ha Dong District, Ha Noi CityFounding date: 17 - 1 - 2025