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 manage

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 man

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 F

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 a

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 resear

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 th