The board of directors of Tsaker Chemical Group Limited announced that Mr. Xiao Yongzheng has resigned as a non-executive Director with effect from 10 January 2019 due to work commitment. The Board announced that Ms. Zhang Nan has been appointed as an executive Director with effect from 10 January 2019. Ms. Zhang's primary responsibilities include overseeing, monitoring and implementing the internal controls of the Group; and ensuring the company's compliance with the relevant laws and regulations including the Rules Governing the Listing of Securities on the Stock Exchange. Ms. Zhang, aged 35, has been the director of human resources and the director of strategic development of the Group since January 2013, and is responsible for the Group's human resources management, industry research, development planning and investment project research. She has been serving as the deputy general manager of the Group since August 2018.