X0101 EFFECT 33 LIVE 2011-08-08 14:00:00

S-3

0001419428 Vantage Drilling CO 333-175994 0001527242 VANTAGE DRILLER V CO. 333-175994-21 0001527243 VANTAGE HOLDINGS CAYMANS 333-175994-20 0001465876 EMERALD DRILLER Co 333-175994-19 0001504851 MANDARIN DRILLING Corp 333-175994-18 0001465872 OFFSHORE GROUP INVESTMENT Ltd 333-175994-17 0001522823 P2020 RIG CO. 333-175994-16 0001504852 P2021 RIG CO. 333-175994-15 0001465873 SAPPHIRE DRILLER Co 333-175994-14 0001465870 VANTAGE DEEPWATER Co 333-175994-13 0001465871 VANTAGE DRILLER I CO. 333-175994-12 0001465865 VANTAGE DRILLER II CO. 333-175994-11 0001465866 VANTAGE DRILLER III CO. 333-175994-10 0001465867 VANTAGE DRILLER IV CO. 333-175994-09 0001522821 VANTAGE DRILLING LABUAN I LTD. 333-175994-08 0001465863 VANTAGE DRILLING NETHERLANDS B.V. 333-175994-07 0001522853 VANTAGE DRILLING (MALAYSIA) I SDN. BHD. 333-175994-06 0001380565 Vantage Energy Services, Inc. 333-175994-05 0001465864 VANTAGE HOLDING HUNGARY KFT 333-175994-04 0001522817 VANTAGE HOLDINGS MALAYSIA I CO. 333-175994-03 0001465862 VANTAGE INTERNATIONAL MANAGEMENT CO. 333-175994-02 0001465860 VANTAGE INTERNATIONAL MANAGEMENT PTE LTD. 333-175994-01