(2) Paste two barcodes according to the barcode number provided by us. The first is posted on the title page and above the publishing house; The other is posted in the margin of the last page of the book.

(3) Every book should be stamped with the seal of the library, which is divided into two parts. The first place is covered in the middle of the title page, and the other place is covered on the mouth of the book (sealed after receiving the book).

(4) The book label is vertically attached to the bottom of the book, and the classification number (according to the fourth edition of China Book Classification) is vertically placed in the middle of the label (from left to right), according to the classification number-starting and ending number-author number (or editorial board).