People prepare to fly a kite during the 2019 Toronto WindFest Fun Fly at Woodbine Beach in Toronto, Canada, on Sept. 22, 2019. Hundreds of kite fliers showed the public some amazing kites at the Toronto WindFest Fun Fly event in Toronto on Sunday. (Photo: Zou Zheng/Xinhua)

Flying kites are seen during the 2019 Toronto WindFest Fun Fly at Woodbine Beach in Toronto, Canada, on Sept. 22, 2019. Hundreds of kite fliers showed the public some amazing kites at the Toronto WindFest Fun Fly event in Toronto on Sunday. (Photo: Zou Zheng/Xinhua)

A man takes photos of flying kites during the 2019 Toronto WindFest Fun Fly at Woodbine Beach in Toronto, Canada, on Sept. 22, 2019. Hundreds of kite fliers showed the public some amazing kites at the Toronto WindFest Fun Fly event in Toronto on Sunday. (Photo: Zou Zheng/Xinhua)

Flying kites are seen during the 2019 Toronto WindFest Fun Fly at Woodbine Beach in Toronto, Canada, on Sept. 22, 2019. Hundreds of kite fliers showed the public some amazing kites at the Toronto WindFest Fun Fly event in Toronto on Sunday. (Photo: Zou Zheng/Xinhua)

People watch flying kites during the 2019 Toronto WindFest Fun Fly at Woodbine Beach in Toronto, Canada, on Sept. 22, 2019. Hundreds of kite fliers showed the public some amazing kites at the Toronto WindFest Fun Fly event in Toronto on Sunday. (Photo: Zou Zheng/Xinhua)