c. Prepayment for construction of LED as of December 31, 2009 were as follows (in millions):  Prepayments for construction of Zhongshan Sec., Banqiao Dist., New Taipei City and Yanping Sec.,  Changhua City, Changhua County were reclassified as construction in progress for Guang-Diang and Covent  Garden projects, respectively; the prepayment for construction of Dunhua S. Rd. Project, Taipei City, was  reclassified as property, plant and equipment in 2010.  ST-1 telecommunications satellite is expected to be retired in 2011; therefore, CHTS and SingTelSat Pte.,  Ltd. established a joint venture, STS in Singapore in October 2008 in order to maintain the current service.  STS engages in the installation and the operation of the ST-2 telecommunications satellite.  Chunghwa participated in the capital increase of Viettel-CHT in September, 2009, by investing NT$197  million cash. Viettel-CHT engages mainly in IDC services.  Chunghwa participated in So-net’s capital increase on April 3, 2009, by investing NT$60 million cash, and  acquired 30% of its shares. So-net engages mainly in online service and sale of computer hardware.  SIS invested in HopeTech on September 2010 by investing NT$21 million cash to acquire 45% of its shares.  HopeTech engages mainly in information technology services and sale of communication products.  F-32 12. OTHER CURRENT ASSETS  13. INVESTMENTS ACCOUNTED FOR USING EQUITY METHOD  Location Floor Area  Capacity  Cost  Design Cost  Other Cost  Total NT$ NT$ NT$ NT$ (In Millions) Zhongshan Sec., Banqiao Dist., New Taipei City $  37  $  4  $  2  $  43  Yanping Sec., Changhua City, Changhua County —  3  —  3  Dunhua S. Rd. Project, Taipei City 52  —  1  53  $  89  $  7  $  3  $  99  December 31 2009 2010 NT$ NT$ (In Millions) Spare parts $  2,349  $  1,797  Prepaid expenses 652  1,009  Prepaid rents 812  789  Others 507  526  $  4,320  $  4,121  December 31 2009 2010 Carrying  Amount  % of  Owner-  ship Carrying  Amount % of  Owner-  ship NT$ NT$ (In Millions) (In Millions) Non-listed Taiwan International Standard Electronics Co.,  Ltd. (“TISE”) $  428  40  $  556  40 ST-2 Satellite Ventures Pte., Ltd. (“STS”) 408  38  398  38 Senao Networks, Inc. (“SNI”) 288  41  308  41 Viettel-CHT Co., Ltd. (“Viettel-CHT”) 270  30  246  30 Skysoft Co., Ltd. (“SKYSOFT”) 90  95  Kingwaytek Technology Co., Ltd. (“KWT”) 70  33  66  33 So-net Entertainment Taiwan Limited (“So-net”) 31  30  25  30 HopeTech Technologies Limited (“HopeTech”) — —  19  45 Xiamen Sertec Business Technology Co., Ltd.  (“Sertec”) — —  8  49 Tatung Technology Inc. 37  28  4  28 Panda Monium Company Ltd. — 43  —  43