Ding Yong Ling, aged 54, is an executive Director and the chairman of the Board of the Company. Ms. Ding has been appointed as a managing director of the Company since September 2004 and has been appointed as chairman of the Board of the Company since 11 March 2019. Ms. Ding joined Beijing Tong Ren Tang Group in 1984 and was formerly the head of the foreign trade division of Tong Ren Tang Holdings, manager of the import and export branches and the executive director and the deputy general manager of Tong Ren Tang Technologies and the director of Beijing Tong Ren Tang International Co., Ltd., and also is currently the director and the deputy general manager of Tong Ren Tang Holdings. Ms. Ding graduated from the Party School of the Central Committee of the Communist Party of China in August 1997 with a bachelors degree in major of economic management, and she further completed a course for research student under employment in international business administration at Business School of the University of International Business and Economics in April 2002.

Zhang Huan Ping, aged 58, is an executive Director and the chief executive officer of the Company and is mainly responsible for our day-to-day operation, management and production. Mr. Zhang joined the Company as a deputy general manager in May 2008 and was appointed as a Director of the Company on 1 February 2011. Mr. Zhang was appointed as the chief executive officer of the Company on 18 April 2019.  Mr. Zhang joined Beijing Tong Ren Tang Group in May 1979 and formerly served as the deputy manager of Tong Zhou Medicine Factory and Medicine Wine Factory of Tong Ren Tang Ltd., and an executive director of Tong Ren Tang Technologies. Mr. Zhang graduated in major of economic management from the Correspondence Institute of Party School of the Central Committee of the Communist Party of China in December 2000. He is a pharmacist-in-charge conferred by Beijing Intermediate Professional Technical Titles Evaluation Committee in November 2002.

Lin Man, aged 41, is an executive Director, the chief financial officer and the company secretary of the Company. Ms. Lin is mainly responsible for finance management. Ms. Lin joined the Company in 2004 and was appointed as the company secretary in 2005 and our chief financial officer in 2008. Ms. Lin was appointed as a Director on 1 February 2011. Ms. Lin is a member of the Hong Kong Institute of Certified Public Accountants. Ms. Lin obtained a bachelor's degree in arts in Polish from Beijing Foreign Studies University in July 1999 and a bachelor's degree in accounting and finance from the University of Lancaster in July 2004.

Tsang Yok Sing, Jasper, G.B.M., G.B.S., J.P., aged 70, is Honorary Professor of the Faculty of Social Science of The Chinese University of Hong Kong and the Convenor of Hong Kong Vision Research Programme. Mr. Tsang held a number of Government appointments, including the President of the Fourth and the Fifth Legislative Council of the Hong Kong Special Administrative Region (“HKSAR”) from 2008 to 2016. Prior to his election as President of the Legislative Council of the HKSAR, Mr. Tsang served as a member of the Legislative Council on behalf of the Kowloon West constituency from 1998 to 2008 and a member of the Executive Council of the HKSAR from 2002 to 2008. From 1992 to 2003, he served as Chairman of the Democratic Alliance for the Betterment of Hong Kong. Mr. Tsang was actively involved in the establishment of the HKSAR, he served as a member of the Preparatory Committee established by the Standing Committee of the Chinese National People’s Congress in 1996 and a member of the Provisional Legislative Council of the HKSAR from 1997 to 1998. Mr. Tsang was a member of the National Committee of the Chinese People’s Political Consultative Conference from 1993 to 2013, a non-executive director of the Hong Kong Securities and Futures Commission from 2001 to 2007, a member of the Executive Committee of the Commission on Strategic Development from 2005 to 2008, a board member of the Airport Authority Hong Kong from 2005 to 2008, a member of the Independent Commission Against Corruption Complaints Committee from 2003 to 2008 and a member of the Disaster Relief Fund Advisory Committee from 2002 to 2008. Mr. Tsang also served as a member of the Council of The Open University of Hong Kong from 1996 to 2005 and a member of the Standing Committee on Language Education and Research from 1996 to 2000. Mr. Tsang obtained Bachelor of Arts degree at The University of Hong Kong in 1968, Certificate in Education at The University of Hong Kong in 1981 and Master of Education degree at The University of Hong Kong in 1983. Mr. Tsang was appointed as a Justice of the Peace (J.P.) in 1998 and was awarded the Gold Bauhinia Star (G.B.S.) in 2002 and the Grand Bauhinia Medal (G.M.B.) in 2015.

Zhao Zhong Zhen, aged 59, has been appointed as an independent non-executive Director of the Company on 15 April 2013. Mr. Zhao is currently a professor and an associate dean of the School of Chinese Medicine of Hong Kong Baptist University. Mr. Zhao has been an associate professor of Hong Kong Baptist University since April 1999. Mr. Zhao is currently a member of the Chinese Pharmacopoeia Commission and a member of Chinese Medicine Development Committee. From 1985 to 1987, Mr. Zhao was a research assistant of China Academy of Chinese Medical Sciences. From 1987 to 1988 and 1991 to 1992, Mr. Zhao was a visiting scholar of Tokyo University of Pharmacy and Life Science. Mr. Zhao was a research director of a laboratory for Chinese medicines in Japan during the period from October 1992 to April 1999. From July 2009 to January 2010, Mr. Zhao was a visiting scholar of Osher Research Centre of Harvard Medical School. Mr. Zhao obtained a bachelor's degree and a master's degree, both in Chinese medicine, from Beijing University of Chinese Medicine in March 1982, and from China Academy of Chinese Medical Sciences in December 1985, respectively. Mr. Zhao obtained his doctorate degree in pharmacy in Tokyo University of Pharmacy and Life Science in March 1992.

Chan Ngai Chi, aged 45, was appointed as an independent non-executive Director of the Company on 15 April 2013. Prior to joining the Company, Mr. Chan had more than 20 years of financial management, compliance and auditing experience. Mr. Chan worked in the audit division of PricewaterhouseCoopers Hong Kong and various listed companies in Hong Kong and the U.S. Mr. Chan worked in Tong Ren Tang Technologies as the financial controller and company secretary from 2004 to 2007. Mr. Chan worked as the principal financial officer of Gushan Environmental Energy Company Limited, which was a company listed on the New York Stock Exchange since December 2007 and privatized in October 2012. Mr. Chan is currently the principal financial officer of China Metal Resources Utilization Limited (Stock code: 1636). Mr. Chan is a fellow member of the Hong Kong Institute of Certified Public Accountants and the Association of Chartered Certified Accountants. Mr. Chan graduated from the Hong Kong University of Science and Technology with a bachelor's degree in business administration in accounting in 1994 and also obtained a master's degree in Economics from the Chinese University of Hong Kong in 2003.