Biosino Bio-Technology and Science Incorporation announced that as the resolutions relating to the proposed removal of Mr. Chen Jintian and Mr. Chen Jianhua were duly passed by the Shareholders by way of poll at the AGM, Mr. Chen Jintian and Mr. Chen Jianhua ceased to be executive Directors with effect from the conclusion of the AGM. The Board also announces that as the appointment of Ms. Li Li as an independent non-executive Director expired at the AGM and she did not offer herself for re-appointment for personal reasons, Ms. Li Li ceased to be an independent non-executive Director, the chairman of the Nomination Committee and a member of each of the Audit Committee and the Remuneration Committee with effect from 28 May 2021. The Board further announces that Mr. Lin Yanglin has been appointed as an executive Director with effect from 28 May 2021 following the approval of his appointment by the Shareholders at the AGM. The Board further announces that Ms. Zeng Shuangzi has been appointed as a non-executive Director with effect from 28 May 2021 following the approval of her appointment by the Shareholders at the AGM. The Board further announces that Mr. Lu Qi has been appointed as an independent non-executive Director with effect from 28 May 2021 following the approval of his appointment by the Shareholders at the AGM. Mr. Lu Qi has also been appointed as the chairman of the Nomination Committee and a member of each of the Audit Committee and the Remuneration Committee by the Board in place of Ms. Li Li with effect from the same date. The Board further announces that on 26 April 2021, Ms. Huang Aiyu resigned from her position as a Supervisor with effect from the conclusion of the AGM. The Board further announces that Ms. Ren Junhe has been appointed as a Supervisor with effect from 28 May 2021 following the approval of her appointment by the Shareholders at the AGM.