Hello @吳忠頴-科技應用部-證券 ,
Azure CDN Image Processing is currently only available in Azure CDN China and is not available globally. You can check this in the article you referred as below:
For more information on Azure CDN China, please refer : https://learn.microsoft.com/en-us/azure/cdn/cdn-china-delivery
This feature is currently under review for global release. You can upvote the feature in this feedback forum.
Hope this helps!
Kindly let us know if the above helps or you need further assistance on this issue.
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