![](http://www.ecns.cn/hd/2021/09/06/73f789391bad49f5bf38def78acab6d8.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021. The two-day event kicked off on Saturday.(Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/324e7261577a4ad38022278e3de63c45.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021.(Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/0f7a2e54401d410faa5292a4ecf90b43.jpg)
A U.S. Air Force F-35A performs during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021. (Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/14192d56bf5c491abf584802d48f0249.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021.(Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/a0e92d66a02d4d8498ac870444e9b067.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021. (Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/feb412cdf85247b3ac1f12707640320f.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021. (Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/22e344bafacc4f3ca1418994b9bd6ba0.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021.(Photo/China News Service/Yu Ruidong)
![](http://www.ecns.cn/hd/2021/09/06/5d25bd5d6aba4e4590304e291d6cd462.jpg)
The Canadian Forces Snowbirds perform during the 2021 Canadian International Air Show in Toronto, Canada, on Sept. 4, 2021.(Photo/China News Service/Yu Ruidong)