Fresh Tumbleweed install - Firefox with Taiwanese bookmarks

I did a fresh install of the latest Tumbleweed and during the installation selected US as region, however there are several bookmarks in Firefox pointing to Taiwanese Mozilla localization.

Here are some of the bookmars:

Does anyone have an idea as to why those bookmarks are automatically added in Firefox?

I got the same bookmark after syncing! lol!

Confirm. Love Taiwan region in the morning) If maintainers here, please fix this.

No, maintainers are not here. You need to open bug report on