What are the factors that affect the cost of hardcover printing materials?
2020-02-18The main factors affecting the cost of printing materials are as follows:1. Paper cost, printing paper has various kinds of paper, such as copperplate paper, offset paper, light weight coated paper, light paper, etc., g...
How to refine hardcover books for novices
2020-02-15How to refine hardcover books for novicesA novice just contacted Longyin printing printing factory, observed the daily operation of Longyin printing factory, and saw the whole process of hardcover book production in She...
Experts came to the new edition of "plastic restriction order": supermarkets can use paper bags to replace them
2020-02-13Experts came to the new edition of "plastic restriction order": supermarkets can use paper bags to replace themIn the released opinions on further strengthening plastic pollution control, it is proposed that a...
Paper bag classification
2020-02-11Paper bag classificationAs long as the bag material contains a part of the paper can be collectively referred to as paper bags.Features environmental protection, durable and beautifulThe material of the sorting bag cont...
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