Chinese nationality, no right of permanent residence abroad, born in 1969, EMBA Master of Xiamen University, Vice Chairman of China Printed Circuit Association, and Vice Chairman of Guangdong Printed Circuit Association. He founded the Company in 1995 and has served as its Chairman since August 2010.

Chinese nationality, no permanent residence abroad, born in December 1969, EMBA degree of Nankai University. He founded the Company in May 1995 and has served as a director of the Company since August 2010.

Chinese nationality, no right of permanent residence abroad, born in 1974, senior economist, EMBA Master of Xiamen University. He has served as a Director and Secretary of the Board of Directors of the Company since August 2010 and a Deputy General Manager of the Company since November 2016.

Ms. Peng weihong, Chinese nationality, no overseas permanent residence, born in 1974, senior engineer, EMBA master of hunan university, and vice President of CPCA science and technology committee.Joined the company in 2000, served as director of technical center, deputy general manager and other positions.

Born in March 1963, Chinese nationality, without permanent residency overseas. He graduated from Fudan University in 1982 with a bachelor's degree in science and holds the title of Senior Engineer. He is a member of the Communist Party of China. He has previously served as Deputy General Manager and Investment Advisor of Shenzhen Donghua Industry (Group) Co., Ltd., as well as Chairman of Shenzhen Huaxin Venture Capital Co., Ltd. Currently, he serves as an independent director of Zhuhai Hengji Daxin International Chemical Storage Co., Ltd. (Stock Code: 002492) and Shenzhen Zhixin Precision Instrument Co., Ltd. (Stock Code: 301512). He has been appointed as an independent director of the company since October 2024.

Chinese nationality, no overseas permanent residence right, born in 1965, master of economics, Chinese academy of financial sciences, ministry of finance, certified public accountant of China.He is currently a partner of cpas (special general partnership).

Chinese nationality, no right of permanent residence abroad, born in 1970, PhD of engineering in micro-electronics of University of Electronic Science and Technology of China. Since 2010, he has served as a Professor at the University of Electronic Science and Technology of China; since 2011, he has served as the Doctoral Supervisor at the University of Electronic Science and Technology of China; since 2012, he has served as a Director of Sichuan and Chengdu Power Electronics Association. Since November 2016, he has served as an Independent Director of the Company.