Standard & Poor's Ratings Services (S&P) and Taiwan Ratings Corp. (TRC) invite you to an investor teleconference on the credit outlook for the global DRAM market. In the teleconference, our analysts will provide their analysis on the factors affecting the DRAM sector's creditworthiness.

The teleconference coincides with the release of a report by our Corporate and Funds Ratings analysts, titled "DRAM Manufacturers' Credit Profiles Diverge As Industry Volatility Continues." The report will be available to S&P's Global Credit Portal (www.globalcreditportal.com) and TRC's website (www.taiwanratings.com) subscribers on April 21, 2011 and upon e-mail request on the same day.

Discussion topics covered in the teleconference will include:

Moderator:

Daniel Hsiao, Director, Corporate and Funds Ratings, Taiwan Ratings Corp.

Key presenters:

Please confirm your attendance by sending an email to investor@taiwanratings.com.tw

Live Dial-in Number:

CHINA A	10800-712-1470
CHINA B	10800-120-1470
HONG KONG	852-3001-3802
SINGAPORE	800-120-5226
TAIWAN	00801-137-864
Participant passcode	ENGLISH

-Restrictions may exist when accessing the freephone/toll free number using a mobile telephone.

Note: The call will begin promptly at the time indicated. Please call at least 15 minutes before the scheduled start of the call to complete the pre-call registration process. After dialing in, you will be asked for your personal name and company name. After answering, please press 'Mute' to allow the conference to proceed unhindered. The entire call will last approximately one hour, and after brief presentations, participants will be invited to ask questions about this topic.

Taiwan Ratings Corp