A4 material book Office paper book manufacturer Direct selling student examination paper book self-produced and self-sold insert bag

File bag, archive box, folder, secretary folder, information book, collection book, insert core rod clip,

纸质文件栏

Factory direct sale 60 pages information booklet Student Stationery examination Booklet office documentation booklet

A4 document Book office 40 pages of information book inserts classified book Manufacturers direct selling ticket book

A4 two sheets of 30 pages with elasticated bags, file books, office insert bags, student paper bags

印刷渐变色资料册

clear book with 27 holes