Current Rating
Rating FAQ
Long-term  :   twA+
Short-term  :   twA-1
Outlook  :  Stable
Issuer Rating History
Rating Date Long-term Rating outlook (credit watch) Short-term Rating
2025/05/28 twA+ Stable twA-1
2024/05/28 twAA- Negative twA-1+
2017/05/25 twAA- Stable twA-1+
2016/05/10 twA+ Positive twA-1
2015/05/18 twA+ Stable twA-1
2012/09/25 twA+ Negative twA-1
2011/05/23 twA+ Stable twA-1
2010/06/17 twA Stable twA-1
2009/06/23 twA Negative twA-1
2008/06/23 twA Stable twA-1
2007/06/07 twA Negative twA-1
2007/05/30 twA Negative twA-2
2005/04/27 twA Stable twA-2
Research Analysis
Publish Date Subject
2025/05/28 Media Release: CHIMEI Corp. Downgraded To 'twA+/twA-1' On Weak Profitability; Outlook Stable
2024/05/28 Media Release: CHIMEI Corp. Outlook Revised To Negative From Stable On Weak Profitability; 'twAA-/twA-1+' Ratings Affirmed
2023/05/29 Research Update: CHIMEI Corp. Ratings Affirmed At 'twAA-/twA-1+'; Liquidity Revised To Strong; Outlook Stable
2022/05/25 Research Update: Ratings On CHIMEI Corp. Affirmed At 'twAA-/twA-1+'; Outlook Stable
2021/05/27 Research Update: Ratings On Chi Mei Corp. Affirmed At 'twAA-/twA-1+', Liquidity Revised To Exceptional; Outlook Stable
Last 5 Years Issue Rating History
Series Amount
(Million)		 Issue Date Maturity Date
 Coupon Rate
(%)		 Rating Rating Date
None
*Taiwan Ratings maintains continuous surveillance over its ratings and the “Rating date” below refers to the last date on which the ratings/outlook have been changed or the ratings on/off CreditWatch.
*Unless there is a material change in our rating views on a given entity, Taiwan Ratings does not update the “Rating date,” which is accordance with the general international practice for rating disclosures.