3SBio Inc. at its annual general meeting held on June 20, 2019 appointed Mr. WANG Rui as an independent non-executive director of the company. Mr. MA Jun has tendered his resignation as an independent non-executive Director and a member of the audit committee and nomination committee of the Company and the chairman of the remuneration committee of the Company due to his business engagement/re-arrangement, with effect upon the conclusion of the AGM. Upon the conclusion of the AGM, Mr. HUANG Bin has become a non-executive Director and the audit committee of the Company now comprises of Mr. HUANG Bin and Mr. WANG Rui (as members) and Mr. PU Tianruo (as the chairman). Mr. WANG Rui is currently the vice president of Beijing Unimed Charitable Foundation. Mr. WANG served as a director of Beijing Mianshi Investment Group Co. Ltd. from 2012 to 2017.