Infotmic Co.Ltd(000670) : 2021 annual audit report Infotmic Co.Ltd(000670) all shareholders: I. audit opinion we have audited the financial statements of Infotmic Co.Ltd(000670) (hereinafter referred to as Yingfang micro company), including the consolidated and parent company's balance sheet as of December 31, 2021, the consolidated and parent company's profit statement, consolidated and parent company's cash flow statement, consolidated and parent company's statement of changes in owner's equity in 2021, And notes to relevant financial statements. In our opinion, the attached financial statements are prepared in accordance with the accounting standards for business enterprises in all material aspects, and fairly reflect the consolidated and parent company's financial position of Yingfang micro company as of December 31, 2021, as well as the consolidated and parent company's operating results and cash flow in 2021. 2、 On the basis of forming audit opinions, we carried out the audit work in accordance with the provisions of the auditing standards for Chinese certified public accountants. Our responsibilities under these standards are further described in the "responsibilities of book accountants for the audit of financial statements" section of the audit report. According to the code of professional ethics for Chinese certified public accountants, we are independent of Yingfang micro company and have fulfilled other responsibilities in terms of professional ethics. We believe that the audit evidence we have obtained is sufficient and appropriate, which provides a basis for our audit opinion