Note: To open a futures account, you need your personal ID card and bank card. This bank card will be used for bank transfer during transactions. If lost, under normal circumstances, customers can click on Make changes. You need to go to the bank and futures company of this bank card to go through the change procedures respectively. First, please go to a bank branch with your new card to handle the cancellation and contract signing procedures for banking futures business. First ask the bank staff to handle the cancellation procedures for your lost card (bank account cancellation procedures), and then handle the signing procedures for a new card (bank account opening procedures) for you. And please keep the bank receipt for future reference. After completing the bank change procedures, please bring your valid ID card, bank card, and bank receipt to the futures company headquarters or business department to fill out the "Investor Settlement Account Registration Form" to handle the settlement account change procedures. To ensure the safety of your account and funds, please keep your relevant transaction information properly to avoid inconvenience caused by loss.