Exhibit 15.1 Consent of Independent Registered Public Accounting Firm -------------------------------------------------------- The Board of Directors STATS ChipPAC Ltd.: We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (SEC Registration Numbers 333-118555, 333-75080 and 333-114232) and Form F-3 (SEC Registration Number 333-119705) of STATS ChipPAC Ltd.; and Registration Statement on Form S-3 (File No. 333-119705-1) of STATS ChipPAC, Inc. (formerly known as ChipPAC, Inc.), of our report dated February 28, 2006 relating to the financial statements, which appears in this Annual Report on Form 20-F. /s/ PricewaterhouseCoopers - ----------------------------------- PricewaterhouseCoopers Singapore February 28, 2006