Lewis Hamilton was fastest in both practice sessions for Sunday 's race . Hamilton , the world champion , is bidding to win his fourth race in China . He leads title race from Sebastian Vettel who won last time out in Malaysia . Kimi Raikkonen was second fastest in the second session in Shanghai . Jenson Button was 10th in his Mercedes with Fernando Alonso 12th .
Lewis Hamilton was fastest in both practice sessions for Sunday 's race . Hamilton , the world champion , is bidding to win his fourth race in China . He leads title race from Sebastian Vettel who won last time out in Malaysia . Kimi Raikkonen was second fastest in the second session in Shanghai . Jenson Button was 10th in his McLaren with Fernando Alonso 12th .