The Century Pavilion, the major venue of the 10th China Flower Expo on Chongming Island in Shanghai, has its exterior decoration completed on Thursday. [Photo photo provided to chinadaily.com.cn]

Preparations for the 10th China Flower Expo on Chongming Island in Shanghai have entered the final stage.

The exterior decoration of the Century Pavilion was completed on Thursday, with 680,000 flowers planted on its roof.

Red begonias make up most of the flowers used on the roof, which will be open to visitors during the expo.