China banks, securities companies or futures companies accept the entrustment of investors and transfer their funds directionally and in real time between the investor's stock option margin account designated by the securities company or futures company and the customer's bank settlement account, and the securities company or futures company adjusts the balance of the derivative product margin account opened by the option investor in real time.

(Answer time: 65438+ 10/2 in 2024)

The above contents are for your reference. Please refer to the actual business regulations.

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