Chi Nhanh Ha Noi � Cong Ty TNHH Thuong Mai Balloon Do Address: O 6 LK 14B, Van Phu Urban Area, Civil Group 4, Kien Hung Ward, Ha Dong District, Ha Noi City Enterprise code: 0318794019-001 Phone: 0763551230 Representative: Zhu, Yangchun Kien Hung Ward, Ha Dong District, Ha Noi CityFounding date: 20 - 3 - 2026