As stated, the description of the flow talk page, in Chinese, may sometimes show red links wrongly due to glyph change problems. This would most likely result due to Traditional Chinese used in Flow pages.
Check here:
https://zh.wikipedia.org/wiki/User_talk:1233
Description
Description
Related Objects
Related Objects
Event Timeline
Comment Actions
I can click on the red link and have access to the content, with a different title. Is it a redirect?
Comment Actions
So the problem is that https://zh.wikipedia.org/wiki/User_talk:1233/存档1 is shown as red and links to https://zh.wikipedia.org/w/index.php?title=User_talk:1233/存档1&action=edit&redlink=1 while it actually has content?