Roller-type Confidential Seal Garbled Privacy Seal Original Ink Express Smear Pen Anti-leakage and Information Concealment

Product application:
The roller-type confidential seal is mainly used to cover sensitive information on the surface of express delivery labels, bills, envelopes, etc., to prevent the leakage of personal information. Its working principle is to generate garbled characters by pressing the ink core with a roller to cover the original content. It has the following uses:
Protect private information
It is applicable to sensitive information that needs to be hidden, such as express delivery tracking numbers, bank card numbers, and passwords, to prevent them from being obtained by lawbreakers and used for spam message push, phone fraud, etc. ‌
Applicable to multiple scenarios
logistics packaging ‌ : cover the address, phone number and other information on the express waybill ‌
Bill processing ‌ : smears bank statements, utility bills and other paper documents containing personal privacy ‌
File management ‌ : overwrite identifiers on important files to prevent information from being restored ‌
Ease of operation