The service is similar. I know that the commission for opening an account in Shen Yin Wanguo is 0. 18%. Unless you are a big capital customer, they will not reduce it. Haitong account opening commission is 0.10%; I don't know the rest. Ask yourself.
You can't. Credit card is a credit card, and the securities law stipulates that the three-party deposit account can only be a debit card when opening a securities account.