Cong Nghe Tan Thanh LTD Address: 7, Lane 424, Lang Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101645607 Phone: 0904011144 Representative: Pham Thi Hong Yen Adress: 7, Lane 424, Lang Street, Lang Ha Ward, Dong Da District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 5 - 5 - 2005