How to choose a secure printer?

1. First, find a reliable printer supplier and a reputable and experienced supplier. You can learn about reliable suppliers by consulting relevant institutions or conducting market research.

2. Secondly, the security certification ensures that the selected printer has passed the relevant security certification, such as the certification of the National Cryptography Administration.

3. Finally, sign confidentiality agreements with suppliers to ensure that they can protect the security of confidential information and data.