Email format error
Email cannot be empty
Email already exists
6-20 characters(letters plus numbers only)
The password is inconsistent
Email format error
Email cannot be empty
Email does not exist
6-20 characters(letters plus numbers only)
The password is inconsistent
Letter envelopes are a kind of daily office supplies that are very common in our daily work. Although social software such as WeChat and QQ are widely used with the popularization of smartphones, the emotions expressed by letters are still irreplaceable by mobile phones. Envelopes are an essential tool for writing letters. Do you know what materials they are made of?
✔️Double-adhesive paper
Double offset paper is the most used in letter paper printing products. Most of the letter paper printing products we usually use are produced by double offset printing paper. Among them, the letter paper printing products made of 75-115 grams of double-adhesive paper are the most cost-effective, and widely used.
✔️Matte paper
Matte paper can also be used for the production and printing of stationery printing products. The texture of stationery printing products produced by matte paper will be relatively uniform, suitable for artistic writing, and its surface gloss is small, which is more suitable for handwritten text. It is also relatively common in the usual stationery printing products.
✔️Eco-friendly paper
This is a type of printing paper that is mainly produced from the perspective of environmental protection. At present, its use in letter paper printing products is relatively small. However, many people in the printing industry predict that this environmentally friendly printing paper will be widely used in the future.
