Quan Ly Du Thuyen Quoc Te Crystal Holidays Joint Stock Company Address: 3rd Floor, 97-99 Lang Ha Building, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0109107801 Phone: 02466668080 Representative: Nguyen Ngoc Bich Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 28 - 2 - 2020