a. The Company engages in business transactions with the following related parties:  b. Significant transactions with the above related parties are summarized as follows:  F-50 Company Relationship Chunghwa Precision Test Tech. Co., Ltd. (“CHPT”) Subsidiary of CHI, which was equity-method investee  before Chunghwa obtained control over CHI on  September 9, 2009 Taiwan International Standard Electronics Co., Ltd. (“TISE”) Equity-method investee Kingwaytek Technology Co., Ltd. Co., Ltd. (“KWT”) Equity-method investee Skysoft Co., Ltd. (“SKYSOFT”) Equity-method investee So-net Entertainment Taiwan Limited (“So-net”) Equity-method investee Senao Networks, Inc. (“SNI”) Equity-method investee of SENAO HopeTech Technologies Limited (“HopeTech”) Equity-method investee of SIS Senao Technical and Cultrual Foundation (“STCF”) A nonprofit organization of which the funds donated by  SENAO exceeds one third of its total funds Institute for Inforation Industry (“III”) Investor with significant influence over IFE e-To You International Inc. (“ETY”) Chairman of ETY is the vice chairman of IFE ST-2 Satellite Ventures Pte., Ltd. (“STS”) Equity-method investee of CHTS (Concluded)  Year Ended December 31 2009 2010 NT$ NT$ (In Millions) 1)  Receivables Trade notes and accounts receivable So-net $  —  $  32  III  85  ETY 9  —  $  94  $  64  2)  Payables Trade notes payable, accounts payable, and accrued expenses TISE $  271  $  111  So-net —  12  SKYSOFT 14  5  KWT —  4  STCF 3  3  ETY Others 3  2  294  140  Payables to contractors TISE 42  —  $  336  $  140  3)  Advances from customers (include in other current liabilities) SNI $  2  $  3 