Dao Tao Va Huan Luyen Lanh Dao Hazen LTD Address: 12 B09, Hongkong Tower, No 185 Huynh Thuc Khang, Lang Ward, Dong Da District, Ha Noi City Enterprise code: 0111456366 Phone: 0913270491 Representative: Luu Nguyen Thu Ha Dong Da District, Ha Noi CityFounding date: 10 - 4 - 2026