in order to ensure that private information and confidential documents are confidential when passing or emailing.

The specific size can be manufactiured according to customers' designs and specifications.

secret envelop.  for bank area or salarly carbonlss paper

 Our major products cover general computer printing paper, thermal paper roll, cash register paper,

carbonless copy paper, pressure-sensitive label, ATM register paper roll, confidential envelops, express airbill and so on

salary envelope