All these years, this is the first time that I didn’t receive notification email from AppStore Connect about app review rejection.
I just found that my email account not working because of out of disk space.
Because there’s no “resolution center” hyperlink in menu, I googled and found that the resolution center url was in this form :
https://appstoreconnect.apple.com/apps/{app id}/appstore/platform/ios/resolutioncenter?m=