There is nothing else to worry about,
It's just that if you want to open an account for her, you have to come forward twice, once to sign a contract and the second time to go to the bank to sign a banking agreement. Don't worry about anything else, just open another bank card.
If you make money from your card, the futures company will not look for you if you lose money, because the risk control department of the futures company will not let customers trade at high risk, and there will not be much money in the account after forced liquidation.