b.  Significant transactions with the above related parties are summarized as follows: December 31 2010 2011 NT$ NT$ (In Millions)  1)  Receivables  Trade notes and accounts receivable  HopeTech $  ─ $  18 So-net 32 11 III 32 ─ Others  ─ 5 $  64 $  34  2)  Payables Trade notes payable, accounts payable, and accrued expenses  TISE $  111 $  520 IISI ─ 120 STS ─ 82 HopeTech 1 12 SKYSOFT 5 10 So-net 12 4 Others  11 10 140 758 Amounts collected in trust for others  So-net ─ 20 Others  ─ 10 ─ 30 $  140 $  788  3)  Advances from customers (included in other current liabilities) SNI $  3 $  3  4)  Customer’s deposits Others $  ─ $  2 PART III F-50