Tan Thanh Joint Stock Company Address: No 420, La Thanh Street, O Cho Dua Ward, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0102015774 Phone: 02422118212 Representative: Nguyen Manh Hoang Adress: KTT Nong Truong Le Ninh, Le Thuy District, Quang Binh Province O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 23 - 8 - 2006