China Biotech Services Holdings Limited Stock Hong Kong S.E.

China Biotech Services Holdings Ltd, formerly Rui Kang Pharmaceutical Group Investments Ltd, is an investment holding company principally engaged in the provision of medical health check services. The Company operates its business through six segments. The Medical and Health Related Services segment provides medical laboratory testing services and health check services. The Insurance Brokerage segment is engaged in the provision of brokerage services. The Immunotherapy segment provides tumor immune call therapy, immune cell storage and health management services. The Pharmaceutical Products segment is engaged in the manufacture, research and development, sale and distribution of health related and pharmaceutical products. The Securities segment is engaged in the trading of securities. The Others segment is engaged in the money lending business and provision of logistic services.