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I don't know what you're looking for, but if you want to make a QR code anti-counterfeiting label, you can go to Juye Technology to learn about it.
What are the rules for quality inspection? Do I have a factory plan? It's all pretty much the same. You can use other factories to change it!
Go to the scrap collection station to sell, that is, collect scrap iron and the like.
I know several well-known anti-theft door manufacturers, in Zhejiang Yongkang are the best: Changling, Buyang, Longyu, Wanxin, Qunsheng, Nian Nian Hong and the like. You can find out their contact details and call them directly and ask them if there is an agent in your area, and if not, then you can do so. >>>More
There can be engineering projects, wholesale, group buying, all in all, as long as you can sell, it is king. >>>More
Okay, you give me the contact information, I'm the manufacturer, you HI me.