Hsinchu, Taiwan, January 10, 2014 - ChipMOS TECHNOLOGIES (Bermuda) LTD. ("ChipMOS" or the "Company") (NASDAQ: IMOS), an industry leading provider of outsourced semiconductor assembly and test services ("OSAT"), today reported its unaudited consolidated revenue for the month of December 2013 and fourth quarter ended December 31, 2013.

Revenue for the month of December 2013 was NT$1,634.1 million or US$54.8 million, an increase of 0.8% from the month of November 2013 and an increase of 5.8% from the same period in 2012. On a quarterly basis, revenue for the fourth quarter of 2013 was NT$4,890.1 million or US$163.9 million, a decrease of 4.3% from the third quarter of 2013 and an increase of 0.5% from the same period in 2012. Fourth quarter of 2013 revenue came in at the high-end of the Company's guidance, which called for revenue to decrease by approximately 4% to 8%, as compared to the third quarter of 2013, reflecting the impact of normal seasonality, along with inventory adjustments at a limited number of customers. All U.S. figures in this release are based on the exchange rate of NT$29.83 to US$1.00 as of December 31, 2013.

ChipMOS' December 2013 consolidated revenues included revenues of ChipMOS TECHNOLOGIES INC., ChipMOS U.S.A., Inc., ThaiLin Semiconductor Corp. and MODERN MIND TECHNOLOGY LIMITED and its wholly-owned subsidiary ChipMOS TECHNOLOGIES (Shanghai) LTD.

About ChipMOS TECHNOLOGIES (Bermuda) LTD.:
ChipMOS TECHNOLOGIES (Bermuda) LTD. ("ChipMOS" or the "Company") (NASDAQ: IMOS) (http://www.chipmos.com) is an industry leading provider of semiconductor testing and assembly services. 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. The Company's majority-owned subsidiary, ChipMOS TECHNOLOGIES INC. ("ChipMOS Taiwan"), is listed on Taiwan's emerging stock board of the Gre Tai Securities Market under Stock Ticker 8150.

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.

Contacts:
In Taiwan
Dr. S.K. Chen
ChipMOS TECHNOLOGIES (Bermuda) LTD.
+886-6-507-7712
s.k._chen@chipmos.com

In the U.S.
David Pasquale
Global IR Partners
+1-914-337-8801
dpasquale@globalirpartners.com