What is a binder

1. Binder is a kind of stationery that can bind and disassemble paper conveniently and freely. With the cover and paper, it is a loose leaf book. A loose leaf book without paper is also called a binder.

2. Loose leaf binder is a kind of paper that needs to have corresponding binding holes on the paper. Some specifications also derive a special paper punch, which is more reliable in binding; The other completely relies on pressure and friction to clamp the paper, which is relatively easy to spread.