hotel. According to the official website of China Wedding Expo, the Blue Sky Ballroom is a multi-functional business four-star hotel integrating guest rooms, catering and conference reception, and it is the place where wedding banquets are held. Ballroom refers to the place where all kinds of wedding activities, company dinners, large gatherings, speeches, reports, news releases, product displays, small and medium-sized cultural performances, dances and other activities can be held.