Aik Na Tan has served as a director since August 2020 . Ms. Tan currently serves as Senior Vice-President (Administration) at Nanyang Technological University, Singapore (NTU), a position she has held since January 2020. From when she joined NTU in August 2016 to December 2017, she served as NTU s Chief Financial Officer. She also served as NTU s Chief Administrative Officer from April 2017 to December 2017 and as NTU s Vice-President (Administration) from January 2018 to December 2019. Prior to joining NTU, Ms. Tan served as Global Finance Transformation Leader & Managing Director of the Chemours Company Singapore Pte Ltd, a spin-off from DuPont, from 2015 to 2016. From 1994 to 2015, Ms. Tan held numerous global and regional leadership roles at DuPont in accounting, corporate treasury, six sigma, financial systems, supply chain, operations, financial and strategic planning, including various positions at DuPont Company (Singapore) Pte Ltd, most recently serving as the Chief Financial Officer of DuPont Titanium Technologies from November 2011 to February 2015. Ms. Tan began her professional career as a tax assistant at Price Waterhouse. Ms. Tan holds a Bachelor of Accountancy degree from the Nanyang Technological University, Singapore, and is a member of the Institute of Singapore Chartered Accountants. We believe she is qualified to serve on our Board because of her extensive experience as a chief financial officer and chief administrative officer, her broad operations experience working in Singapore corporations, her experience working on boards of directors and committees thereof, as well as her business, financial and accounting credentials.