Wankaixincai: commitment letter of securities service institution

Wankai new material: the commitment letter of the securities service institution. As the sponsor (lead underwriter) of wankai New Material Co., Ltd. (hereinafter referred to as the “issuer”) applying for initial public offering and listing on the gem, the promisor hereby undertakes as follows: if the promisor fails to comply with applicable laws and regulations In case of any false records, misleading statements or major omissions in the documents prepared and issued by the promisor for the issuer’s initial public offering of shares and listing on the gem due to the diligent and conscientious performance of legal duties in accordance with the requirements of normative documents and industry standards, resulting in losses to investors, the promisor will make an effective judicial ruling in accordance with legal procedures by the people’s court with jurisdiction, Compensate investors for losses according to law