People try to fly a phoenix-shaped kite during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

People try to fly a train-shaped kite during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

People attend the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

People attend the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

A dragon-shaped kite is pictured during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

A whale-shaped kite is pictured during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

Tourists take selfies during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Photo by Sun Shubao/Xinhua)

People attend the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Xinhua/Li Ziheng)

Competitors attend a kite flying competition during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Photo by Sun Shubao/Xinhua)

Tourists fly kites during the 40th Weifang International Kite Festival in Weifang, east China's Shandong Province, April 15, 2023.

The kite flying competition of the 40th Weifang International Kite Festival kicked off here Saturday. (Photo by Sun Shubao/Xinhua)