The constituent changes of Hang Seng Indexes Company Limited (“HSCI”) is made to the Hang Seng Family of Indexes with effect from today, 9 March 2020. Included in the Hang Seng Composite Index also means that AK Medical becomes an eligible stock of the China-Hong Kong Stock Connect in accordance with the selection requirements of the Shenzhen-Hong Kong Stock Connect. After the market closed on 21 February 2020, HSCI announced the results of its review of the Hang Seng Family of Indexes for the quarter ended 31 December 2019.AK Medical Holdings Limited(“AK Medical” and the “Company”,Stock Code:1789),a leading company in the Chinese orthopedic joint implant market engaging in the design, development, production and sales of orthopedic joint implants, was included as a constituent stock of seven indexes, namely Hang Seng Composite Index, Hang Seng Healthcare index, Hang Seng Stock Connect Hong Kong Index, Hang Seng Stock Connect Hong Kong MidCap & SmallCap Index, Hang Seng Stock Connect Hong Kong SmallCap Index, Hang Seng SCHK Mainland China Companies Index and Hang Seng SCHK ex-AH Companies Index. The medical device sector in recent years has been gaining extensive attention from domestic and foreign investors. The inclusion of AK Medical as a constituent stock of Hang Seng Composite Index, Hang Seng Stock Connect Hong Kong Index and Hang Seng Healthcare Index and other important indicatable indexes in the Hong Kong capital market reflects the full recognition of AK Medical’s overall performance in the capital market and its great influence in the healthcare industry, which will further help to enhance the awareness of the Company among domestic and foreign investors. Li Zhijiang, Chairman, Chief Executive Officer and Executive Director of AK Medical said, "AK Medical is very delighted and honored to be included in the Hang Seng Composite Index. Thanks for the support of investors.” HSCI conducts quarterly review of the constituents in the Hang Seng Family of Indexes. A total of 22 stocks will be added and 26 will be removed in this quarterly review of Hang Seng Composite Index, and the total number of constituents will decrease from 480 to 476. HSCI offers a comprehensive Hong Kong market benchmark that currently covers the top 95% of the total market capitalisation of companies listed on the Main Board of the Stock Exchange of Hong Kong. Adopting the free-float-adjusted market capitalisation methodology, the HSCI can be used as a basis for index funds, mutual funds as well as performance benchmarks.