Phat Trien Truyen Thong So Griffin Joint Stock Company Address: 22th Floor, Icon 4 Tower, 243a De La Thanh, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0109160114 Phone: 0977492586 Representative: Nguyen Sy Don Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 15 - 4 - 2020