From Shenzhen airport to Metropark Hotel SZ

1. Please advise which way is more convenient for us to go to Hotel from Shenzhen airport on 26 Oct 2013:
(a) Airport shuttle bus no. 330 can take you to the west square of Luohu Railway Station
(b) At Airport East MTR Station, take MTR to Luohu.

2. How long time do they spend to reach from airport to Hotel respectively? By bus and by MTR.