1. Transfer through immediate family members. If you are a parent, you need the original proof of the household registration book. If it is your lover, you need proof of marriage certificate. The part that exceeds the personal foreign exchange settlement quota (the personal annual foreign exchange settlement quota is US$ 50,000 or equivalent in other currencies) will be transferred to the immediate family account and exchanged for cash.
2. Open a personal account in Hong Kong, exchange RMB in Hong Kong, and then enter a mainland account in the form of RMB.
3. Take out US dollars in cash on the mainland and find local scalpers to exchange RMB.
The above are three basic ways for reference only. If you have any questions, you can check the information and communicate further.