Complex sentence: The first phase of Nanjing International Expo Center is completed, and the project has a total construction area of 180,000 square meters, include six single-floor exposition pavilions, a conference centre and office centre.
Split into simpler sentences: The first phase of Nanjing International Expo Center is completed. The project has a total construction area of 180,000 square meters, including six single-floor exposition pavilions, a conference centre and office centre.