Chi - O Ha Noi Joint Stock Company Address: 2nd Floor, GP Invest Building, No 170 De La Thanh, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0106623389 Phone: 0934236967 Representative: Pham Thi Thanh Thuy Adress: Quarter 4, Yen Ninh Town, Yen Khanh District, Ninh Binh Province O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 21 - 8 - 2014