The board of directors of Ko Yo Chemical (Group) Limited announced that effective from 1 June 2019, Mr. Zhang Fubo has resigned as an non-executive director, a member of audit committee, a member of remuneration committee and the chairman and a member of nomination committee of the Company due to personal career development. The Board has resolved to appoint Mr. Xu Congcai as chairman of nomination committee of the Company effective from 1 June 2019. Mr. Xu is an existing independent non-executive director of the Company.