Yinchuan ninth sewage treatment plant is a state-owned enterprise?

Yes. Yinchuan ninth wastewater treatment plant belongs to the jurisdiction of the North Control Water Group Corporation, and the North Control Water Group Corporation belongs to the state-owned enterprises, Yinchuan ninth wastewater treatment plant is a state-owned enterprise. Yinchuan ninth sewage treatment plant was constructed in 2017, and the ninth sewage treatment plant in Yinchuan City, Ningxia adopts a more advanced sewage treatment process.