Printing basics
The prosperity of e-commerce has brought about the prosperity of express delivery and logistics, and the prosperity of logistics has brought about an increase in printing materials and garbage. There is little interest in those abandoned bags, especially where plastic waste flows. These packaging wastes are eroding the original healthy land and environment with a growth rate of more than 45%. This article will introduce you to the basics of printing.
After the design is completed, the graphic design will show the work by printing. Whether this process is going smoothly depends on whether the manuscript of the design meets the requirements of printing knowledge and can be printed perfectly. In practice, because the designer's printing practice is not enough, many times when the work is submitted to the printing house, the work is returned because it cannot meet the production requirements.
At this time, they always thought that the printing factory had a problem, and they did not doubt whether it was caused by their lack of printing knowledge. Because they don't know that different papers, different inks, and different printers make different prints. Undoubtedly, these are caused by the lack of printing practices and insufficient understanding of the printing process. It can be seen that it is very important to master certain printing knowledge and implement certain printing practices.
From the detection indicators, the new standard requires testing according to the actual conditions of use, and the selection of food simulant, test time and temperature, etc., so that the test can scientifically and reasonably reflect the safety of the product in actual use. Sex, this requires companies to master the raw materials and conditions of use of their products.
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