There is no lag. According to the inquiry of Nanjing Housing Security and Real Estate Bureau, the property belongs to real estate, and the information of real estate will not lag behind after updating, but will be updated like information. Nanjing, referred to as Ning for short, was called Jinling and Jiankang in ancient times. It is the capital of Jiangsu Province, a sub-provincial city, a megacity and the core city of Nanjing metropolitan area.