1. P number: refers to one side of the paper with 16 openings.
2. Film: a transparent Film for transferring printed electronic documents by phototypesetter for printing and printing.
3 grams: an important indicator to measure the thickness of paper.
4. Proofing (Proofing) : process of printing sample.
5. Film production: the process of outputting film into an electronic file.
Offset printing (Offset) : Offset printing with smooth printing material.
7. Offset paper: a kind of printing paper, paper surface without coating layer, more used for writing paper, envelopes, etc.
8. Art paper: a type of printing paper, coated on the surface, and shiny, used for color propaganda printing.
9. Matte copper: a kind of printing paper, also known as dumb powder paper, the surface coating layer after matte treatment, more used for color propaganda printing.
10. Ream: a unit for measuring the quantity of paper (1 Ream = 500 sheets).
