First, the hardware environment of the city map is good, and there is a new branch library in Tiebei. The building in the provincial map is too old, and the hardware facilities are not as good as the city map.

Second: the city map updates books faster, omits the old study, and has more and better historical documents. The landlord brings his own books, mainly depending on the environment. Based on the above two points, it is recommended to choose a city map.