Cong Nghe Otek Joint Stock Company Address: No 6 Cu Chinh Lan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0110274324 Phone: 0921913555 Representative: Le Van Bien Adress: Khu 5, Am Ha Commune, Ha Hoa District, Phu Tho Province Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 6 - 3 - 2023