Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) : special description of non operating fund occupation and other related fund transactions

About Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) non operating fund occupation and other related

Special description of fund transactions

Zhitong Certified Public Accountants (special general partnership)

catalogue

Special description on Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) non operating fund occupation and other related fund transactions summary of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) non operating fund occupation and other related fund transactions in 2021

Zhitong Certified Public Accountants (special general partnership), 5th floor, set square, No. 22, Jianguomenwai street, Chaoyang District, Beijing, China, 100004

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About Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710)

Special instructions for occupation of non operating funds and other related capital transactions

Z-Z (Z-Z) No.:

Entrusted by Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) (hereinafter referred to as Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company), we audited the consolidated and company balance sheet of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company as of December 31, 2021, consolidated and company income statement, consolidated and company cash flow statement, consolidated and company statement of changes in shareholders’ equity and notes to financial statements in accordance with the practice standards of Chinese certified public accountants, And issued an unqualified audit report (ztsz (2022) No. 332a007321).

In accordance with the guidelines for the supervision of listed companies No. 8 – regulatory requirements for capital transactions and external guarantees of listed companies and other relevant provisions, Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company has prepared the summary statement of non operating capital occupation and other related capital transactions in Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) 2021 attached to this special instruction (hereinafter referred to as the “summary statement”).

The management of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company is responsible for preparing and disclosing the summary table and ensuring its authenticity, legitimacy and integrity. We have checked the information contained in the summary with the accounting information reviewed and the relevant contents of the audited financial statements when we audited the 2021 financial statements of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company, and found no inconsistency in all major aspects. In addition to the relevant audit procedures for related party transactions carried out in the audit of financial statements of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company in 2021, we have not carried out additional audit procedures for the information contained in the summary. In order to better understand the occupation of non operating funds and other related capital transactions of Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company in 2021, the summary statement shall be read together with the audited financial statements.

This special instruction is only for use when Hangzhou Prevail Optoelectronic Equipment Co.Ltd(300710) company discloses its annual report and shall not be used for any other purpose. Zhitong certified public accountants China Certified Public Accountants

(special general partnership)

Chinese certified public accountant

Beijing, China, April 6, 2002

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