1. Log in to Gitzo official website, enter the "Contact Us" page, and find the contact information of "Customer Service Center" or "Customer Service Hotline".
2. Call the customer service phone of Gitzo Company, explain to the customer service personnel why it is necessary to handle the settlement certificate, and provide personal identity information and loan-related information, such as loan contract number and repayment record.
3. According to the instructions of the customer service staff, provide relevant certification materials, such as a copy of ID card and repayment voucher.
4. Wait for the audit of Gitzo Company, and receive the settlement voucher after the audit is passed.