STS Joint Stock Company Address: No 324, Tay Son Street, Nga Tu So Ward, Dong Da District, Ha Noi City Enterprise code: 0101232261 Phone: 0245585487 Representative: Pham Duc Thuan Adress: No 24, Quang Trung Street, Bim Son Town, Thanh Hoa Province Nga Tu So Ward, Dong Da District, Ha Noi CityFounding date: 26 - 4 - 2002