I have never seen it near the overpass, and there are no consumer groups.
The biggest relationship with fitness is probably the Xiannongtan. Badminton, table tennis and tennis are all open. I have seen an equipment gym, but there are few people, so I don't know if it can be opened. In the badminton hall, you can go and have a look.
Specifically, the gate to the north of the moat is the south gate of Xiannongtan Stadium.