Is there a large foreign population in Hefei, Wangxinhuafu and Yuan Jun?

Not much.

Hefei Wangxinhuafu Yuan Jun belongs to a high-end closed community, and every owner will have an access card. Foreigners can't enter, they can only enter after contacting the owner, so there are not many.

Hefei, referred to as "Lu" or "He", was called Luzhou, Luyang and Hefei in ancient times. It is a prefecture-level city and provincial capital under the jurisdiction of Anhui Province, a sub-central city of China Yangtze River Delta urban agglomeration approved by the State Council, an important national scientific research and education base, a modern manufacturing base and a comprehensive transportation hub.