TSMC to Sell 5.1% of Xintec Inc.

Hsinchu, Taiwan, R.O.C. – Nov. 27, 2015 - TSMC (TWSE: 2330, NYSE: TSM) today announced to sell 5.1% ownership of Xintec Inc (“Xintec”). The above 5.1% Xintec ownership is part of the 10.2% Xintec ownership TSMC obtained from its purchase of OmniVision Technologies, Inc.’s 49.1% ownership in VisEra Holding Cayman, Ltd. (“VisEra”) and 100% ownership in Taiwan OmniVision Investment Holding Co. Inc. (“OVT Taiwan”) on November 20, 2015, pursuant to TSMC’s board approval on August 11, 2015.

TSMC intends to sell the above mentioned 10.2% Xintec shares in an orderly manner when these shares are released from the IPO lock-ups. The 5.1% Xintec shares to be sold were released from lock-up on September 30, 2015, and the remaining 5.1% will be released on March 30, 2016.

After the Xintec shares sales, TSMC will remain as the largest shareholder of Xintec with approximately 41% ownership. The share sales will not affect the business relations between the two companies. TSMC expects to continue its close collaboration with Xintec in the business areas of CMOS image sensor, MEMS, and etc.