Near Shahe subway station is Datang Junxiu. The price is not clear, but the conditions are good and you can swim.
Near Shahe bus station is the gym of North Academy of Sciences. The conditions are average, but they are cheap. Monthly card 300, occasional group purchase 200. It's only 700 to do activities a few days before the half-year card.
Music lettering can be considered in other areas, and it can be used in many gyms in seven cities. The monthly card is 199.