Tron Goi Joint Stock Company Address: P701, 101 Lang Ha Building, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101961056 Phone: 0242455283; 0245626040 Representative: Trinh Duc Phu Adress: 16C Civil Group, Huong Son Ward, Thai Nguyen City, Thai Nguyen Province Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 6 - 6 - 2006