Ye Ren

Independent Director

Ye Ren has served as our independent director since June 2022. From August 2019 to March 2022, Ms. Ren served as chief financial officer of CN Energy Group Ltd. (Nasdaq: CNEY) where she was responsible for supervising finance team, reviewing and approving financial and accounting transactions, and financial regulation compliance. From April 2017 to July 2018, Ms. Ren served as the Deputy Finance Manager of Zhejiang Yongning Pharmaceutical Co., Ltd., where she was responsible for department budget and internal control. From December 2014 to March 2017, Ms. Ren served as an assistant of the chief financial officer of Tantech Holdings Ltd. From October 2013 to November 2015, Ms. Ren served as a senior auditor of Pan-China Certificated Public Accountants LLP. Ms. Ren obtained her bachelor’s degree in Business Administration from George Fox University in 2010 and her master’s degree in Accountancy from the University of South Carolina in 2013.