It’s pretty common for places to be sister cities with far away places. Even small towns on the West Coast of the US are sister cities with places in Scotland, South Korea, Ukraine, Taiwan, Japan, Australia, Ethiopia, Poland, Nigeria, etc.

Not unusual… Boring, Oregon is paired with Dull, Scotland, and now they have both teamed up with Bland Shire, New South Wales.

https://www.oregonlive.com/today/2017/07/boring_and_dull_join_bland_to.html