Ethnic Han, of Chinese nationality and holding permanent residency in Singapore. Born in August 1956, he holds a bachelor's degree. He served as Chairman of Shanghai Sinyang Electronic Chemical Co., Ltd. from July 1999 to April 2016, and as General Manager of the Company from May 2004 to April 2012. He has been acting as Chairman of the Company since May 2004.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in January 1983, he holds a doctoral degree. He successively served as R&D Engineer, Deputy Director of the Technology Center, Deputy Chief Engineer, Assistant to the General Manager, Director of R&D, Director of the Technology Center, Chief Engineer, Director and Senior Deputy General Manager of the Company from 2007 to November 2021. He has been acting as Director, General Manager and Chief Engineer of the Company since November 2021.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in May 1970, she holds a master's degree. She joined Shanghai Sinyang in July 1999 and has served as Director of the Marketing Department, Deputy General Manager and Chief Financial Officer of the company successively. She has been acting as a Director of the company since October 2018, and as a Senior Deputy General Manager since October 2021.

Ethnic Han, of Chinese nationality with no right of abode outside the People's Republic of China. Born in February 1965, he holds a master's degree from Shanghai University of Finance and Economics, and is a Professor-level Senior Accountant as well as a Certified Public Accountant (CPA). He is a member of the National Leading Talents in Corporate Accounting and Shanghai Leading Talents, a member of the Enterprise Accounting Standards Professional Committee of the 7th Council of the Chinese Accounting Society, Vice President of the Shanghai Accounting Society, a supervisor for professional master's students at Shanghai University of Finance and Economics, a guest professor at Shanghai Lixin University of Accounting and Finance, and a member of the Chief Financial Officer Committee of the Shanghai Listed Companies Association. Currently, he serves as Deputy General Manager and Chief Financial Officer of Shanghai Zijiang Enterprise Group Co., Ltd., concurrently as Chairman and General Manager of Shanghai Zijiang Venture Capital Co., Ltd., External Director of Sunny Electrical Co., Ltd., and Independent Director of Mabwell (Shanghai) Bioscience Co., Ltd. He acted as Independent Director of the Company from September 2016 to August 2022, and has been serving as Director of the Company since April 2024.

Ethnic Han, of Chinese nationality with no right of abode outside the People's Republic of China. Born in January 1981, she holds a bachelor's degree. She joined Jiangsu Kaople New Materials Co., Ltd. in October 2011 and currently serves as General Manager of Jiangsu Kaople New Materials Co., Ltd. She has been acting as a Director of the Company since November 2025.

Ethnic Han, of Chinese nationality with no right of abode outside the People's Republic of China. Born in December 1980, he holds a college diploma. He previously served as a Process Engineer at Shaoxing Lixiang Microelectronics Co., Ltd. He joined the Company in October 2004 and currently acts as the Customer Director of the Company.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in 1943, he holds a bachelor's degree. He previously served as Deputy General Manager of China Huajing Electronics Group Corporation, General Manager of Huayue Microelectronics Company, Vice President of Shanghai Huahong Group Corporation, and Vice Chairman and Secretary-General of the Shanghai Integrated Circuit Industry Association. Currently, he acts as Independent Director of Anlogic Technology Co., Ltd. and Puya Semiconductor Co., Ltd., Senior Consultant of the Shanghai Integrated Circuit Industry Association, Honorary Consultant of the China Semiconductor Industry Association, Member of the Shanghai Informatization Expert Committee, and Vice Chairman of the Shanghai Federation of Economic Organizations. He has been serving as Independent Director of the Company since June 2020.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in December 1964, she is a Professor of Accounting, a Doctor of Management (Accounting), and a Master's Supervisor. She previously served as Professor of the School of Economics and Management at Liaoning Institute of Technology, Dean of the School of Accounting at Shanghai Lixin University of Accounting and Finance, Member of the 5th People's Congress of Songjiang District, Shanghai, Expert of the United Front Think Tank of Songjiang District, Shanghai, and Standing Director of the China Foreign Economic and Trade Accounting Society, among other positions. Currently, she acts as Professor of the Business School at East China University of Political Science and Law, Director of the Accounting, Auditing and Legal Development Research Center of East China University of Political Science and Law, as well as Independent Director of Shanghai Kindly Enterprise Development Group Co., Ltd. and Canadian Solar Inc. She has been serving as Independent Director of the Company since August 2022.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in June 1989, he holds a Doctor of Laws in Economic Law. He previously served as Lecturer and Master’s Supervisor at the Law School of Shanghai University of Finance and Economics, and currently acts as Associate Professor and Doctoral Supervisor at the same school. He has been serving as Independent Director of the Company since May 2025.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in October 1973 in Shanghai, she holds a college diploma in Economic Management. She previously served as Director of the General Office, Supervisor and Secretary of the Board of Directors of Shanghai Minfeng Industry (Group) Co., Ltd., and as Secretary of the Board of Directors of Shanghai Innovol Industrial Group Co., Ltd. From April 2017 to October 2023, she held the positions of Secretary of the Board of Directors, Investment Director, Human Resources Director and Director of the Audit Office of Shanghai Sinyang Electronic Materials Co., Ltd. successively. She has been serving as Secretary of the Board of Directors of the Company since October 2023.

Ethnic Han, of Chinese nationality with no permanent residency rights outside the People's Republic of China. Born in March 1978, he holds a bachelor's degree. He joined Shanghai Sinyang Electronic Materials Co., Ltd. in July 2001. He has previously served as Design Engineer, Head of Technical Service, Director of Equipment Engineering Department, Director of Design Department, Assistant to General Manager and Director of Marketing Department of the company. Since October 2024, he has been serving as Senior Deputy General Manager, Director of Chemical Manufacturing Department of the company and General Manager of Hefei Sinyang.