X0101 EFFECT 33 LIVE 2010-10-15 17:00:00

S-4

0001330351 MagnaChip Semiconductor S.A. 333-168516 0001330350 MagnaChip Semiconductor Finance CO 333-168516-10 0001325702 MAGNACHIP SEMICONDUCTOR LLC 333-168516-09 0001330224 MagnaChip Semiconductor B.V. 333-168516-08 0001113806 MagnaChip Semiconductor, Inc. (California) 333-168516-07 0001330349 MagnaChip Semiconductor SA Holdings LLC 333-168516-06 0001330367 MagnaChip Semiconductor LTD (United Kingdom) 333-168516-05 0001330249 MagnaChip Semiconductor Ltd. 333-168516-04 0001330366 MagnaChip Semiconductor LTD (Hong Kong) 333-168516-03 0001330248 MagnaChip Semiconductor Inc. (Japan) 333-168516-02 0001330233 MagnaChip Semiconductor Holding Co Ltd 333-168516-01