2. It also needs to be filed;
3. Foreign exchange can be settled directly through the bank. You can consult the bank specifically, but there will be restrictions. A single sum of $3,000, with annual foreign exchange settlement exceeding $50,000, is old. But you can ask the relevant foreign exchange settlement companies for help;
4. Both RMB accounts and foreign exchange accounts need to be opened;
The service of the bank is ok. You need to know which bank has higher exchange rate and faster settlement time. You can talk to many banks.