Generally the rate is 100 USD per day, That is to say, you need a bank certificate with at least US$500, excluding the round trip air ticket. It just ensure your stay in China.

so thanks you for your repied ms.faergild.my australian boyfriend already buy our around trip ticket and book accommodation we are going to stay in china.its also his first time in china were going together.and stay only 5days.can i asked one more question ms.faergild,do i still need to have sss id or tin id?im not employed ms faergild.pls help me.

You do not need SSSID in this case, so don't worry.