trasfer from T3-T2

Date 19.August I will arrive 05:15 from Vienna to Beijing by Tyrolean airwais OS063 and my connection flight is from T2 at 7:25 flight No.:CZ6718 to Sanya .
Which terminal and No. of gate I will arrive from Vienna? Is it possible fast trasfer? How long time I will need? What is better to use shuttle bus or train or taxi ...? Thank you in advance for your reply and help me.