Nanning city. Since the rural "toilet revolution" was carried out for half a year, Zhongyuan Town has concentrated its time, resources and wisdom, and made every effort to promote rural toilet improvement, improve rural living environment and create a new countryside with green mountains and green waters. The town's "toilet revolution" has been struggling for half a year, and the completion rate of 522 households' toilet improvement tasks has reached 100%. The address of Zhongyuan Lucheng Environmental Protection Rural Toilet Reconstruction Project is in Nanning. Central Plains Greentown is another name for Nanning. Because of its rich vegetation, evergreen seasons and picturesque scenery, it has been praised as the "green capital" of China by Chinese and foreign tourists, and has the reputation of "half city, half tree and half tower".