Ace kollywood music director G V Prakash has left for China to compose the music of the flick 'Muppozhudhum Un Karpanai'. The young composer said that he required a change of air to compose for the flick. He will be back after the composition on October 23. G V Prakash is climbing the ladder of success in kollywood, with his flicks like Madrasapattinam, Baana Kathadi etc. The director in a recent interview to the kollywood media also expressed his wish to compose music for other language flicks.