Cong Nghe O To Joint Stock Company Address: No 392 Phuc Dien, Xuan Phuong Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0109565054 Phone: 0971158399 Representative: Le Van Duc Xuan Phuong Ward, Nam Tu Liem District, Ha Noi CityFounding date: 24 - 3 - 2021