The board of directors of MicroPort Scientific Corporation announced that due to other work commitment, Ms. Weiwei Chen has resigned as a non- executive director of the Company and a member of nomination committee of the Board with effect from 21 June 2018. The Board announced the appointment of Mr. Hongliang Yu as a non-executive director of the Company and a member of nomination committee of the Board with effect from 21 June 2018. Mr. Yu, currently the general manager of Zhangjiang Science & Technology Venture Capital Co. Ltd. Mr. Yu joined Shanghai Zhangjiang (Group) Co. Ltd. in November 2000, and successively served as the vice manager and executive vice manager of investment management department of Shanghai Zhangjiang (Group) Co. Ltd., vice general manager of Shanghai Zhangjiang Biotech & Pharmaceutical Base Development Co. Ltd., vice general manager of Shanghai Zhangjiang Science & Technology Venture Capital Co. Ltd. and general manager of Shanghai Putong District Small-credit Co. Ltd.