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Diodes Pericom: A product line of Diodes Incorporated

Management Team

Keh-Shew Lu           

Director, President and Chief Executive Officer

Member, Risk Oversight Committee

Dr. Lu was appointed President and Chief Executive Officer of the Company in June 2005 after serving on the Board since 2001. Dr. Lu is also a board member of LTC and Nuvoton, two publicly held companies. Dr. Lu is the founding Chairman of the Asian American Citizen’s Council. From 2001 to 2005, Dr. Lu was a partner of the WK Technology Venture Fund. From 1998 to 2001, Dr. Lu served as Senior Vice President and General Manager of Worldwide Mixed-Signal and Logic Products of TI. His responsibilities included all aspects of the analog, mixed-signal and logic products for TI’s worldwide business, including design, process and product development, manufacturing and marketing. From 1996 to 1998, Dr. Lu was the manager of TI’s worldwide memory business. In addition, he served as the President of TI Asia from 1994 to 1997 where he supervised all of TI activities in Asia, excluding Japan. Dr. Lu holds a Bachelor’s degree in Electrical Engineering from the National Cheng Kung University in Taiwan, and a Master’s degree and a Doctorate in Electrical Engineering from Texas Tech University.

Having worked in the semiconductor industry for more than 40 years and, particularly, having served in various managerial and senior executive capacities at TI, Dr. Lu possesses a wealth of semiconductor management experience. Dr. Lu also is knowledgeable in the role and function of the Board as a result of serving for many years as a board member of several public and private companies. 

Richard D. White           

Chief Financial Officer and Secretary

Mr. White was appointed the Company’s Chief Financial Officer in 2009. From 2006 to 2009, he served as Senior Vice President, Finance. Mr. White has 36 years of senior level finance experience, including 25 years at TI, where he served as Vice President of Finance and Production Planning for MOS memory, Controller for TI’s Asia Pacific Division in Singapore, and various other financial positions in the United States, France and Germany. From 1999 to 2005, he served as the Chief Financial Officer for Optisoft, Inc., and from 2005 to 2006, he served as a Partner of Tatum, LLC. Mr. White, a licensed certified public accountant, holds a Bachelor’s degree in Electrical Engineering from Oklahoma State University and an MBA from the University of Michigan.

Emily Yang

Vice President Worldwide Sales and Marketing

Ms. Yang was appointed Vice President of Worldwide Sales and Marketing in mid-December 2017. She has been with Diodes since the acquisition of Pericom Semiconductor Corporation in November 2015, where she was Vice President of Global Sales. Prior to that, she held a number of sales management positions with Pericom since 1998, including: Contract Manufacturing Sales Director, Western Regional Sales Director, and Strategic Account Sales Director covering Asia, North America, and Europe. Ms. Yang holds a BA in Economics from the University of Toronto.

Hans Rohrer          

Senior Vice President, Business Development

Mr. Rohrer was appointed to his current position in 2008. He previously served as the Chief Executive Officer of Zetex plc from 2005 until it was acquired by the Company in 2008. He began his career in research and development at Diehl Data Systems before working at TI from 1976 to 1980, where he held a variety of engineering and marketing positions. From 1980 to 1998, Mr. Rohrer held several senior managerial positions at National Semiconductor Corporation, including worldwide responsibility for the strategic communication product line activities. Mr. Rohrer led NSM’s European organization from 1990 to 1998 as Vice President and General Manager. From 1999 to 2002, Mr. Rohrer served as President of Taiwan Semiconductor Manufacturing Company Limited – Europe. During his tenure with TSMC he was instrumental in closing some industry-shaping strategic partnerships and the creation and promotion of the European fabless semiconductor industry.

Mr. Rohrer was the President and Chief Executive Officer of Acuid Corporation from 2002 until becoming the CEO of Zetex plc in 2005. Mr. Rohrer holds a Master’s degree in Electronics from Aalen University and received further business and management education from Stanford University and INSEAD.  Mr. Rohrer also served on several boards of both publicly traded and privately held companies.

Raymond Soong           

Director and Chairman of the Board

Chair, Compensation Committee; Chair, Governance and Stockholder Relations Committee; Member, Risk Oversight Committee

Mr. Soong was appointed the Chairman of the Board of the Company in 1993. Mr. Soong is also the Chairman of Co-Tech Development Corporation, LSC, LITE-ON Technology Corporation (“LTC”), and Silitech Technology Corporation (“Silitech”). In 1975, after serving as a senior engineer for RCA Corporation and as a chief engineer for Texas Instruments, Taiwan, Ltd. (“TI Taiwan”), Mr. Soong, together with several of his co-workers, founded Taiwan LITE-ON Electronic Co., Ltd., a manufacturer of electronic components and subsystems. Mr. Soong is a graduate of, and received an Honorary Doctorate from, the National Taipei University of Technology’s Electronic Engineering Department and also received an Honorary Doctorate from National Chiao-Tung University.

As Chairman of the Boards of Co-Tech Development Corporation, LSC, LTC, and Silitech, Mr. Soong has significant board experience, which provides him valuable insight on Board management. With his background in the semiconductor industry as a senior engineer for RCA Corporation and as a chief engineer for TI Taiwan, Mr. Soong also brings extensive experience and knowledge of the semiconductor industry to the Board. 

C.H. Chen           

Director and Vice Chairman of the Board

Chair, Risk Oversight Committee

Mr. Chen was appointed the Company’s Vice Chairman of the Board in 2005. Mr. Chen is also the Vice Chairman of the Board of LSC, and a board member of LTC, each of which is a member or an affiliate of the Lite-On Group. Mr. Chen is also a board member of Kwong Lung Enterprise Co., Ltd. and Actron Technology Corporation. Mr. Chen served as the Company’s President and Chief Executive Officer from 2000 until 2005. From 1969 to 1990, Mr. Chen held various positions at Texas Instruments Incorporated (“TI”), most recently as the Vice President of TI Taiwan. In 1990, he left TI to found Dyna Image Corporation, which merged with LSC in 2000. Mr. Chen received his Bachelor of Science degree in Mechanical Engineering from National Taiwan University.

Mr. Chen has extensive experience in the semiconductor industry, particularly in Asia, including as a director of several Asian semiconductor companies. This experience provides the Board with a valuable perspective on the current and future trends and challenges in the semiconductor industry in Asia. As the Company’s former President and Chief Executive Officer, Mr. Chen’s understanding of the Company enables him to provide advice to the Board on matters concerning the operations of the Company. 

Michael R. Giordano           


Chair, Audit Committee (Financial Expert)

Mr. Giordano, CIMA, currently serves as Associate Director, Senior Wealth Strategy Associate at the private-banking firm of UBS Financial Services, Inc., having previously served as Senior Vice President-Investment Consulting from when UBS AG acquired PaineWebber, Inc. in 2000 until 2017. PaineWebber, Inc. had acquired his previous employer, Kidder Peabody and Co., Inc., by whom he was employed since 1979. Mr. Giordano advises corporations, foundations, trusts, and municipal governments in investments and finance. Mr. Giordano also served as Chairman of the Board and the Chief Executive Officer of the Leo D. Fields Co. from 1980 to 1990, when GWC Holdings acquired it, and, from 2001 to 2003, served as a board member of Professional Business Bank, a publicly traded corporation. Formerly a captain and pilot in the United States Air Force, Mr. Giordano received his Bachelor’s degree in Aerospace Engineering from California State Polytechnic University and his Master’s degree in Business Administration (Management and Finance) from the University of Utah. Mr. Giordano also completed post-graduate work in International Investments at Babson College and is certified by the Investment Management Consultants Association. He is also certified by the John E. Anderson Graduate School of Management, University of California at Los Angeles as a Corporate Director, having demonstrated understanding of directorship and corporate governance.

Mr. Giordano is an experienced leader who has worked in the financial sector for more than 37 years and possesses the skills necessary to lead the Company’s Audit Committee. Having been with UBS Financial Services, Inc. (and its predecessors) since 1979, he has advised numerous public, private, profit, and non-profit organizations in investments and finance. Mr. Giordano’s experience provides the Board with knowledge in financial and accounting matters. 

Michael K.C. Tsai          


Member, Compensation Committee; Member, Governance and Stockholder Relations Committee

Mr. Tsai has been the Chairman of the Board of Maxchip Electronics Corp. since 2008 and the Chairman of the Board of AP Memory Technology Corp. since 2017. He has been a director of Powerchip Semiconductor Corp. since 1994 and served as its Vice Chairman from 2003 to 2012. Mr. Tsai was the Chairman of the Board of Zentel Electronics Corp. from 2010 to 2016, the Chairman of the Board of uPI Semiconductor Corp. from 2007 to 2011, and the Chairman of the Board and the Chief Executive Officer of Elitegroup Computer Systems, Inc. from 1991 to 1994.  From 1990 to 1994, he served as a board member and an investor representative of Tailink Venture Corp. He was the President and Chief Executive Officer of Esprit Systems, Inc. from 1989 to 1990. He held numerous executive positions in sales, marketing, planning and general management with the Acer Group from 1978 to 1988. Mr. Tsai began his career as an electronic design engineer with Tatung Corp. in 1977. Mr. Tsai received his Bachelor’s degree in Control Engineering and Computer Science from National Chiao-Tung University in Taiwan in 1975.

Mr. Tsai’s decades of experience serving on the boards of numerous technology and semiconductor companies, and holding various management positions in companies in the technology and semiconductor industry, provide an insightful view of the semiconductor industry to the Board. Mr. Tsai also brings a range of boardroom experience and corporate governance knowledge to further strengthen the operation of the Board. 

Christina Wen-Chi Sung  


Member, Audit Committee; Member, Compensation Committee

Ms. Sung served as the Chairman of the Taipei Financial Center Corporation, the management company for Taipei 101, from 2012 to 2015. She previously served as a Director for Arcadyan Technology Corporation from 2012 to 2014 and Independent Director for Lite-On IT Corporation from 2009 to 2013. She was also the head of the HSBC Asset Management Group (Taiwan) from 2004 to 2006 and the co-CEO of JP Morgan Chase (Taiwan) in 2003. Ms. Sung has earned numerous accolades, including being named the 2003 Most Influential Business Woman of the Year by Taiwan Commonwealth Magazine, the 2002 Montblanc Business Woman of the Year, the 1998 Best CEO of the Securities Industry in Taiwan by the Securities and Futures Development Foundation Golden Goblet Awards, and 1998 Outstanding Business Woman in Taiwan by the Chinese Business Woman’s Association.

Ms. Sung brings extensive directorship and business experience to the table, and she continues to serve on multiple nonprofit boards, including as a Director of Feng Chia University. Ms. Sung received her bachelors in English language and literature from Soochow University in 1976 and her masters in executive management of business administration from National Cheng-chi University in 2003.

Clemente “Clay” Beltran          

Vice President, Corporate Supply Chain/Planning and Outsourcing

Mr. Beltran was appointed to his current position in 2011. From 2011 through and including 2017, Mr. Beltran also oversaw Quality for Diodes. Prior to joining the Company, he served as Vice President of Business Development in 2011 for Semtech Corporation after serving as its Vice President of Worldwide Operations from 2006 to 2010. Prior to Semtech, Mr. Beltran served as Director of Worldwide Operations Planning and Backend Operations for Intersil Corporation from 2002 to 2006. He served as Director of Operations for Elantec Semiconductor, Inc., a manufacturer of analog integrated circuits from 1999 until that company was acquired by Intersil in 2002. He holds a Bachelor’s degree in Mathematics from University of California, Los Angeles, as well as an MBA from Pepperdine University.

Evan Yu

Vice President, Worldwide Analog Products

Mr. Yu joined the Company in 2008. Prior to joining Diodes, he was the CEO of Commit Inc., a China home-grown TDSCDMA standard 3/4G chip set start-up company from 2003-2008. Prior to Commit Inc., Mr. Yu worked at Texas Instruments for 15 years, where he held several key management roles, including as Asia Vice President of ASP (Application Specific Product and Digital Signal Product) before his departure in 2001. Mr. Yu’s billion-dollar business responsibilities include leading several business developments, marketing and technical units of wireless communication, ASIC, DSP, broadband, and digital still camera business units under his Asia ASP leadership. He studied electrical engineering at Kaoshung Institute of Technology (KIT) and earned his bachelor’s degree in electrical engineering at Tam Kang University in Taiwan.

Julie Holland          

Vice President, Corporate Operations

Ms. Holland joined the Company in 2008. She previously spent over 20 years at TI where she held several key management roles, last serving as director and general manager of the Connectivity Solutions business unit prior to her departure in 2007. Her responsibilities included leading business and technical teams in the United States, Asia and Japan in the development, production and marketing of multiple analog and interface product lines. Prior to joining the Connectivity Solutions business unit, Ms. Holland served at TI as Director, Worldwide Bus Solutions from 2000 to 2001 and as Director, Computer Peripheral and Control Products from 1997 to 1999. She earned her Bachelor’s degree in Physics and Mathematics at Northwestern University and her Master’s degree in Engineering Management at Southern Methodist University. She is an alumna of Leadership America and Leadership Texas, and was named a Fellow of the International Women’s Forum Leadership Foundation.

Francis Tang          

Vice President, Worldwide Discrete Products

Mr. Tang was appointed to his current position in 2006. He previously served as the Company’s Global Product Manager since 2005. From 2002 until joining the Company, Mr. Tang served as general manager of T2 Microelectronics in Shanghai, China where he managed complex mixed-signal SOC product development. From 1996 to 2001, Mr. Tang was the senior strategic marketing director for Acer Labs, Inc. USA, and prior to that, he was employed by NSM for 17 years, where he held various management positions in analog and mixed-signal circuit design, applications and strategic marketing. Mr. Tang holds a Master’s degree in Electrical Engineering from University of Missouri – Rolla.