Dr. Sun has served as Amprius’ President and Chief Executive Officer since February 2017 and as a director on the Amprius Board since December 2016. Dr. Sun has also served as President, Chief Executive Officer and a director of Amprius, Inc. since March 2010. He also has served as a director of Amprius (Nanjing) Co. Ltd. since 2017 and Amprius (Wuxi) Co. Ltd. since November 2014, both entities of which were spun off from Amprius in 2022. Prior to joining Amprius, Inc., Dr. Sun led two business ventures in the renewable energy space, serving as President and Chief Operating Officer of JA Solar Co. Ltd., a manufacturer of high-performance photovoltaic products, and as chairman and Chief Executive Officer of RayTracker Inc., an advanced solar tracking system company that was acquired by First Solar Inc. Prior to that, he has held senior executive positions in several large business enterprises and technology start-ups, including Vice President and General Manager at Honeywell International Inc. and Vice President of Technology at Canon Production Printing (formerly Oce, N.V.). Dr. Sun holds a Ph.D. in Chemistry from Brown University, an M.S. degree in Chemistry from the University of Georgia and a B.S. degree in Chemistry from Nanjing University, China.