Hsinchu, Taiwan, May 7, 2020 - United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), a leading global semiconductor foundry, today announced that it was ranked in the top 5% of companies for the sixth consecutive year in the Corporate Governance Evaluation conducted by the Taiwan Stock Exchange and Taipei Exchange. UMC was recognized with the award during the 6th annual Corporate Governance Evaluation hosted by the two local exchanges. The final 45 publicly and 35 TPEx listed companies were selected from a total of 1,600 companies that were reviewed.

UMC has continued to demonstrate the importance of enhancing the company's corporate governance and corporate responsibility by providing higher standards of well-being in environmental and social matters. The company has set up four independent committees: "Audit Committee," "Remuneration Committee," "Capital Budget Committee" and "Nomination Committee" to perform external performance evaluation of the board, strengthen operational supervision and transparency, and ensure the rights and interests of all shareholders. UMC has a capital budget committee based on industry characteristics and operational needs. Its responsibilities are to assist the company's long-term development strategy, financial planning and operating performance. The nomination committee aims to strengthen the management mechanism and elevate the company's corporate governance policies. The nomination committee was approved by the board of directors and is represented by four independent directors, reinforcing the corporate governance oversight designed to preserve the interests of stakeholders.

In addition to the Corporate Governance Evaluation, in 2019, UMC was also selected as a Dow Jones Sustainability Index (DJSI) component for the twelfth straight year. The company was also awarded with the “Enterprise Environmental Award of the Republic of China” by the Environmental Protection Administration of the Executive Yuan, R.O.C. for 17 consecutive years.

Chitung Liu, UMC senior vice president & CFO said, "UMC has a sound financial structure and its capital budget committee established under the board of directors oversees and assists the company's operations and strategies regarding future direction. It will also enhance our operational performance and create the greatest benefits for UMC shareholders."

UMC (NYSE: UMC, TWSE: 2303) is a leading global semiconductor foundry. The company provides high quality IC production with a focus on both logic and specialty technologies to serve every major sector of the electronics industry. UMC’s comprehensive technology and manufacturing solutions include logic/RF, embedded high voltage, embedded flash, RFSOI/BCD  and IATF-16949 automotive manufacturing certification for all wafer fabs. UMC operates 12 fabs that are located throughout Asia with a maximum capacity of more than 750,000 8-inch equivalent wafers per month. The company employs approximately 19,000 people worldwide, with offices in Taiwan, China, United States, Europe, Japan, Korea and Singapore. For more information, please visit:https://www.umc.com.