SHANGHAI, March 11 (Xinhua) -- The 2021 China Flower Expo, the 10th such event, will take place from May 21 to July 2 in Shanghai's Chongming District. Preparation for the expo is now in its final stage.

The China Flower Expo is one of the world's most important flower events and is held every four years.

Shanghai will recruit 3,000 university students as volunteers for the upcoming expo, local authorities have said. Recruitment has begun at 19 universities in Shanghai. The volunteers will offer services during the expo such as guiding visitors around the venue and offering COVID-19 prevention and control information.

The expo organizers said that an international-standard volunteer service system will be established to prepare a wonderful event for all guests.

[caption id="attachment_56312" align="alignnone" width="900"] A builder works at the construction site of the China Flower Expo park in Shanghai, east China, March 10, 2021. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56313" align="alignnone" width="900"] Aerial photo taken on March 10, 2021 shows a pavilion at the China Flower Expo park under construction in Shanghai, east China. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56314" align="alignnone" width="900"] Aerial panoramic photo taken on March 10, 2021 shows a view of the China Flower Expo park under construction in Shanghai, east China. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56315" align="alignnone" width="900"] Builders work at the construction site of the China Flower Expo park in Shanghai, east China, March 10, 2021. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56316" align="alignnone" width="900"] Aerial photo taken on March 10, 2021 shows a view of the China Flower Expo park under construction in Shanghai, east China. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56317" align="alignnone" width="900"] A builder works at the construction site of the China Flower Expo park in Shanghai, east China, March 10, 2021. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56318" align="alignnone" width="899"] Aerial photo taken on March 10, 2021 shows a pavilion at the China Flower Expo park under construction in Shanghai, east China. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56319" align="alignnone" width="900"] Aerial panoramic photo taken on March 10, 2021 shows a view of the China Flower Expo park under construction in Shanghai, east China. (Xinhua/Fang Zhe)[/caption] [caption id="attachment_56320" align="alignnone" width="900"] Builders work at the construction site of the China Flower Expo park in Shanghai, east China, March 10, 2021. (Xinhua/Fang Zhe)■[/caption]