Which city does Xing Zi County belong to?

Xing Zi County belongs to Jiujiang City.

Xing Zi County (now renamed Lushan City) is a county-level city under the jurisdiction of Jiujiang City, Jiangxi Province. Located in the north of Jiangxi Province, it is backed by Lushan Mountain and faces Poyang Lake. It faces duchang county across the water in the east, borders Jiujiang County, De 'an County and Qingcheng City in the west, adjoins Lushan Administration Mountain in the north and Huzhou in Yongxiu County in the south. The county has a total area of 894 square kilometers and a large population, which basically belongs to Jiangyou nationality, among which the agricultural population accounts for a relatively large proportion. Xing Zi County is located in the humid climate zone of the middle subtropical zone and belongs to the East Asian monsoon zone, with abundant rainfall and sunshine, moderate annual temperature and abundant annual precipitation.