Ys Biopharma Co. Ltd. (China)

The Company is principally engaged in the research, development, manufacturing and sale of vaccines and therapeutic biologics.
History
2020 The Company was incorporated under the laws of Cayman Islands as an exempted company with limited liability in November 2020. The history of YS Group can be traced back to 2002 when Mr. Yi Zhang, its founder and controlling shareholder started the vaccine business in the PRC, and has expanded its international business operation in the United States and Singapore since 2009.
2022 On September 29, 2022, Summit, YS Biopharma, Merger Sub I, and Merger Sub II entered into the Business Combination Agreement, which provides for (i) the merger of Merger Sub I with and into Summit, with Summit surviving the First Merger as the surviving entity and becoming a wholly-owned subsidiary of YS Biopharma, and (ii) the merger of the Surviving Entity with and into Merger Sub II, with Merger Sub II surviving the Second Merger as the surviving company and remaining as the wholly-owned subsidiary of YS Biopharma. As a result of and upon consummation of the Business Combination, the shareholders of Summit will become shareholders of YS Biopharma, and YS Biopharma will become a public company with its ordinary shares and warrants listed on the Nasdaq. Capitalized terms in this summary of the Business Combination Proposal not otherwise defined in this proxy statement/prospectus shall have the meanings ascribed to them in the Business Combination Agreement.
Prior to the First Merger Effective Time, the Company will be renamed as YS Biopharma Co., Ltd.
Stock Exchange Listing of YS Biopharma Ordinary Shares and YS Biopharma Warrants:
The YS Biopharma Ordinary Shares and YS Biopharma Warrants issuable pursuant to the Business Combination Agreement to be approved for listing on Nasdaq under the symbols “YS”and “YSBPW”, respectively, subject to official notice of issuance.