This is very convenient, you have several options. 1. You can apply for a master card at a domestic bank. Many domestic banks have this kind of business for international students, but the annual fee is relatively expensive. 2. But after you arrive in Australia, you can open an account at a local bank. This will be very convenient, just like domestic banks. However, there are many foreign banks, so you must choose a bank with a higher reputation. 3. Or you can buy some traveler's checks in China. This is also very convenient. When using them, many school cafeterias or other places will accept traveler's checks.