Optimo Media Joint Stock Company Address: No 40, Lane 34, Hoang Cau Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0105579747 Phone: 02435142468 Representative: Phung Van Khai Adress: No 40, Lane 34, Hoang Cau Street, O Cho Dua Ward, Dong Da District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 20 - 10 - 2011