F-51 Year Ended December 31 2009 2010 NT$ NT$ (In Millions) 4)  Revenues So-net $  61  $  329  SKYSOFT 34  38  III  127  28  HopeTech — 25  TISE 3  4  ETY 11  2  Others 1  1  $  237  $  427  5)  Operating costs and expenses TISE $  482  $  684  SKYSOFT 22  25  KWT 6  23  ETY 13  13  STCF 19  10  SNI — 6  HopeTech 3  III  18  2  Others 1  1  $  561  $  767  6)  Non-operating income and gains SNI $  26  $  30  TISE — 2  $  26  $  32  7)  Acquisition of property, plant and equipment TISE $  1,337  $  332  III  19  — $  1,356  $  332  8)  Financing to related parties Financing to related parties (include in other assets - others) was as follows: Year Ended December 31, 2009  Related Party Ending Balance Maximum  Balance Interest  Rate Interest Income STS $  546  $  546  6.38% $  4 