What visa can I get?if any

I am retired, hold a Certificate IV in TESOL. I would like to move to China to live with my Chinese girlfriend in Wuhan. I would like to get a part tine teaching position if possible once I have settled. Is there a Visa which will allow me to do this. Work is not a real concern as I will be a self funded with the sale of my house in Australia. It is not important that I find work it will be something to keep me occupied and my mind active. To be with my girl friend is the most important thing.She is waiting