September 2022. According to official website's inquiry, Ningjin County People's Government, the zeroing operation will end before the end of September, so citizens should pay close attention to the registration of real estate. Ningjin County, belonging to Dezhou City, Shandong Province, is located at the junction of Hebei, Shandong and Henan in the northwest of Shandong Province, with Leling City in the east, Lingcheng District in the south and Zhang Weixin River in the west and north.