1. Enter the homepage of Shanhai Optimization, and find the option of clicking the withdrawal amount on the page.

2. After entering the cash withdrawal page, fill in the Alipay account and the cash withdrawal amount, and click the "Submit for Review" button.

3. After submitting for approval, wait for approval. After approval, click the confirm button.

4. After approval, you can click the "Cash Now" button.

5. After entering the instant cash withdrawal page, please confirm the cash withdrawal information again and click the Confirm Cash Withdrawal button.

If all goes well, the promotion will be successful now. You can check the withdrawal record to confirm whether the withdrawal has been completed.