How about Fusong Forestry Hot Spring Sanatorium?

All right. According to Netease's query.

1. The sanatorium is surrounded by mountains and lush trees. It has a unique climate in Changbai Mountain small forest basin, and the content of negative oxygen ions in the air is extremely high. It is a natural forest oxygen bar.

2. Become a multi-functional comprehensive tourist attraction with forest health care and hot spring leisure as its main functions, integrating hot spring health care, medical care, leisure and summer vacation, green food, hot spring hotels and business meetings, and providing domestic and foreign tourists with all-round services such as hot spring vacation, rehabilitation and recuperation.