ChipMOS ADDED TO RUSSELL GLOBAL INDEX

HSINCHU, June 27, 2011 /PRNewswire-Asia-FirstCall/ --ChipMOS TECHNOLOGIES (Bermuda) LTD. ("ChipMOS" or the "Company") (Nasdaq: IMOS) today announced that it has been added to Russell Investments' Russell Global Index.  Russell's U.S. equity Indexes are widely used as benchmarks for both passive and active investment strategies.  Membership is determined by objective rules, such as market capitalization rankings.

S.J. Cheng, Chairman and Chief Executive Officer of ChipMOS, said, "The addition of ChipMOS to the prominent Russell Global Index underscores our business success and growth prospects.  We expect to benefit from increased visibility with investors worldwide that either benchmark against the index or turn to it for investment ideas."

About Russell Investments

Russell Investments is an independent, global financial services firm that provides strategic advice, investment solutions, implementation services and global performance benchmarks that are customized to meet the unique needs of institutional investors, financial advisors and individuals.

Celebrating its 75th anniversary in 2011, 25 years in Sydney and Tokyo and 15 years in the Netherlands, Russell has pioneered innovations that have come to define many of the practices that are standard in the investment world today, and has four decades of experience researching and selecting money managers globally.

Russell has about US$161 billion in assets under management (as of March 31, 2011) and works with 2,300 institutional clients, 530 independent distribution partners and millions of individual investors globally. As a consultant to some of the largest pools of capital in the world, Russell has US$2 trillion in assets under advisement (as of December 31, 2010) and traded US$1.4 trillion last year through its implementation services business. The Russell Global Indexes calculate over 50,000 benchmarks daily covering 63 countries and more than 10,000 securities.

About ChipMOS TECHNOLOGIES (Bermuda) LTD.:

ChipMOS (http:www.chipmos.com) is a leading independent provider of semiconductor testing and assembly services to customers in Taiwan, Japan, and the U.S. With advanced facilities in Hsinchu and Southern Taiwan Science Parks in Taiwan and Shanghai, ChipMOS and its subsidiaries provide testing and assembly services to a broad range of customers, including leading fabless semiconductor companies, integrated device manufacturers and independent semiconductor foundries.

Forward-Looking Statements

Certain statements contained in this announcement may be viewed as "forward-looking statements" within the meaning of Section 27A of the U.S. Securities Act of 1933, as amended, and Section 21E of the U.S. Securities Exchange Act of 1934, as amended. Such forward-looking statements involve known and unknown risks, uncertainties and other factors, which may cause the actual performance, financial condition or results of operations of the Company to be materially different from any future performance, financial condition or results of operations implied by such forward-looking statements. Further information regarding these risks, uncertainties and other factors is included in the Company's most recent Annual Report on Form 20-F filed with the U.S. Securities and Exchange Commission (the "SEC") and in the Company's other filings with the SEC.

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