You need to provide the SWIFT number of your child's bank to the domestic bank. This is an international bank number, and you should also provide your child's personal account number. The remittance amount shall not exceed 5W (one person remits money abroad every year). If it exceeds 5w, you can find more people to remit money to your children. The method is simple.
Different banks calculate remittance fees at different rates.
The quotation for purchasing foreign exchange is basically the same, and it can be basically ignored.
Now the handling fee of CCB should be the lowest.
One thousandth is in the 20 yuan.
Agricultural Bank of China and China Everbright Bank are both Western Union, and the remittance rate is very high.
Bank of China has the second interest rate.
Western Union remittance should be the fastest, but the cost is high.
Checks: Generally, banks don't accept the checks you mentioned, but all banks should have traveler's checks. However, is it inconvenient to suggest issuing and taking out China or accepting telegraphic transfer checks? You can ask the Bank of China if it is possible ~