Blue moon swimming fitness center. According to Baidu map, Blue Moon Swimming Fitness Center in Mudan District of Heze is open. Peony District, belonging to Heze City, Shandong Province, is located in the southwest of Shandong Province, on the south bank of the lower reaches of the Yellow River, with Juancheng in the north, Yuncheng and Juye in the east, Dingtao and Cao Xian in the south and Dongming in the west.