1. The business entity manager of the issuer will prepare the voucher and the reviewer will review it. The issuer will organize the node signer to sign in the role of signatory auditor, and sign the China Railway E-letter by SMS.
2. The role of the holder of China Railway e-letter, submitting financing information and trade background information, and then reviewing the role of the person, and then waiting for the factoring company to review.
3. The role of China Railway e-letter holder, submit the application for the transfer of China Railway e-letter, then review the role of China Railway e-letter holder, and then wait for the signatory auditor to sign for it.