Cong Nghe Du Lieu Valar Joint Stock Company Address: 29th Floor, Toa Dong, Lotte Center Ha Noi, No 54 Lieu Giai, Cong Vi Ward, Ba Dinh District, Ha Noi City Enterprise code: 0109776954 Phone: 0989088805 Representative: Nguyen Duc Tam Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 13 - 10 - 2021