There are basically no fatal poisons in self-adhesive printing plants. Conventional inks and car wash water have a certain degree of toxicity, but it is not serious. Also, there are self-adhesive glues. , some are poisonous, and you need to pay attention to it. As a printing practitioner, I can tell you responsibly that making molds has a brighter future than printing. It only takes 3 years for a printing machine leader to work, and he has to work night shifts every day, which is very tiring. What's even more terrible is that printing is just a matter of youth, and its future development prospects are not good