Cong Nghe So Openhub LTD Address: Van Phong 501, 5th Floor, Dreamland Bonanza Building, No 23 Duy, Phuong, Cau Giay District, Ha Noi City Enterprise code: 0111090954 Phone: 0904512588 Representative: Nguyen Que Huong Ha Noi CityFounding date: 16 - 6 - 2025