2. Isolated warehouse (only one person can enter or pass through)
3. Disk library and detailed records.
4. Improve the written certificate of receiving, using and borrowing (preferably indicating the name of the person).
5, do a good job of books in and out of the library.
6. If there are too many items, it is suggested to make a small inventory in 5 days, and make an inventory in 10 days, and make records after inventory; Found it inconsistent with the accounts.
7. The landlord should have his own principles.