1, with clear zoning, reasonable layout, convenient contact and non-interference. To be "different inside and outside", that is, to separate the library area from the living area, so that they have clear entrances and exits to separate the road, and to separate the external work area from the internal management area in the library area to avoid mixed layout and mutual influence. 2. Organize the traffic together, be efficient, and separate the reader flow, book flow and service flow, so as to facilitate mutual interference. Set readers' entrances and exits and books' entrances respectively, and the road layout should be convenient for book transportation, loading and unloading and fire evacuation. Readers' entrances and exits should meet the barrier-free design requirements. Public libraries with children's reading areas should set up separate entrances and exits for children's reading areas.