Hangzhou Chang Chuan Technology Co.Ltd(300604) : verification report on the use of the previously raised funds of Hangzhou Chang Chuan Technology Co.Ltd(300604) company

catalogue

1、 Verification report on the use of the previously raised funds Page 1-2 II. Report on the use of the previously raised funds Page 3-14

Verification report on the use of the previously raised funds

TJS [2022] No. 305

Hangzhou Chang Chuan Technology Co.Ltd(300604) all shareholders:

We have verified the attached report on the use of previously raised funds prepared by the board of directors of Hangzhou Chang Chuan Technology Co.Ltd(300604) (hereinafter referred to as Hangzhou Chang Chuan Technology Co.Ltd(300604) company) as of September 30, 2021.

1、 Restrictions on the users and purposes of the report

This assurance report is only for use when Hangzhou Chang Chuan Technology Co.Ltd(300604) company issues shares to specific objects and shall not be used for any other purpose. We agree that this assurance report, as a necessary document for Hangzhou Chang Chuan Technology Co.Ltd(300604) company to issue shares to specific objects, shall be submitted together with other application materials.

2、 Responsibilities of the board of directors

Hangzhou Chang Chuan Technology Co.Ltd(300604) the responsibility of the board of directors of the company is to provide true, legal and complete relevant materials, prepare the report on the use of previously raised funds in accordance with the provisions on the report on the use of previously raised funds issued by China Securities Regulatory Commission, and ensure that its contents are true, accurate and complete without false records, misleading statements or major omissions.

3、 Responsibilities of Certified Public Accountants

Our responsibility is to independently put forward the assurance conclusion of the above report prepared by the board of directors of Hangzhou Chang Chuan Technology Co.Ltd(300604) company on the basis of the implementation of the assurance work.

4、 Job overview

We have carried out the assurance business in accordance with the provisions of the practice standards of Chinese certified public accountants. The Chinese CPA practice standards require us to plan and implement the assurance work to obtain reasonable assurance about whether the information of the assurance object is free from material misstatement. In the assurance process, we have implemented procedures that we consider necessary, including checking accounting records. We believe that our assurance work provides a reasonable basis for expressing opinions.

5、 Assurance conclusion

We believe that the report on the use of the previously raised funds prepared by the board of directors of Hangzhou Chang Chuan Technology Co.Ltd(300604) company complies with the provisions on the report on the use of the previously raised funds of China Securities Regulatory Commission and truthfully reflects the use of the previously raised funds of Hangzhou Chang Chuan Technology Co.Ltd(300604) company as of September 30, 2021.

Tianjian Certified Public Accountants (special general partnership) Chinese certified public accountant:

Hangzhou, China Certified Public Accountant:

March 13, 2002

Hangzhou Chang Chuan Technology Co.Ltd(300604)

Report on the use of previously raised funds

Shenzhen Stock Exchange:

In accordance with the provisions on the report on the use of the previously raised funds issued by the China Securities Regulatory Commission, the company will report the use of the previously raised funds as of September 30, 2021 as follows.

1、 Raising and deposit of the previously raised funds

(1) Initial public offering of shares to raise funds

1. The amount of funds raised by the initial public offering of shares and the time of receipt of funds

With the approval of the reply on approving Hangzhou Chang Chuan Technology Co.Ltd(300604) initial public offering (zjxk [2017] No. 405) of China Securities Regulatory Commission and the consent of Shenzhen Stock Exchange, the company adopts the balance underwriting method by the lead underwriter Changjiang Securities Underwriting recommendation Co., Ltd. (hereinafter referred to as Changjiang Securities Company Limited(000783) company), 19.05 million RMB ordinary shares (A shares) were publicly issued to the public at an issue price of 9.94 yuan per share, raising a total of 189357 million yuan. After deducting 19.5 million yuan of underwriting and recommendation fees (excluding 500000 yuan of prepaid recommendation fees), the raised funds were 169857 million yuan, It has been remitted by the lead underwriter Changjiang Securities Company Limited(000783) company to the raised funds supervision account of the company on April 11, 2017. After deducting the prepaid recommendation and underwriting fee of 500000 yuan and deducting the additional external expenses directly related to the issuance of equity securities such as audit fee, lawyer’s fee, legal information disclosure fee and other issuance expenses of 197191 million yuan, the net capital raised by the company this time is 149637900 yuan. The availability of the above raised funds has been verified by Tianjian Certified Public Accountants (special general partnership), who issued the capital verification report (Tianjian Yan [2017] No. 99).

2. Deposit of funds raised from initial public offering in special account

As of September 30, 2021, the deposit of the funds raised by the company’s initial public offering in the bank account is as follows: unit: RMB 10000

Initial deposit amount of deposit bank account No. September 30, 2021 remarks

Daily balance

Bank Of Hangzhou Co.Ltd(600926) Co., Ltd. 3 Zhangjiagang Zhonghuan Hailu High-End Equipmentco.Ltd(301040) 1600701515214004.40 initial public offering

Fund raised by technology sub branch (company)

China Zheshang Bank Co.Ltd(601916) Co., Ltd. 33100105101201 Zhongshan Public Utilities Group Co.Ltd(000685) 73959.39 initial public offering

Special account for raised funds of Hangzhou Yuquan sub branch of the company (closed)

Total 1496379

(2) September 2019 issue shares to specific objects to purchase assets

In September 2019, with the approval of the reply on approving Hangzhou Chang Chuan Technology Co.Ltd(300604) to issue shares to purchase assets from the national integrated circuit industry investment fund Co., Ltd. (zjxk [2019] No. 711) issued by the China Securities Regulatory Commission, the company applied to the national integrated circuit industry investment fund Co., Ltd. (hereinafter referred to as the National Industrial Fund) Ningbo paradise Silicon Valley Hehui venture capital partnership (limited partnership) (hereinafter referred to as paradise Silicon Valley) and Shanghai semiconductor equipment and materials industry investment fund partnership (limited partnership) (hereinafter referred to as Shanghai equipment) jointly issued 30982860 RMB ordinary shares (A shares) to purchase Hangzhou Changxin Investment Management Co., Ltd. (hereinafter referred to as Changxin investment company) 90% equity.

1. Transfer of subject assets

On July 26, 2019, Changxin investment company completed the industrial and commercial change registration for the transfer of 90% equity, and obtained the business license with the unified social credit code of 91330108ma2b2a7q6k renewed by the market supervision and Administration Bureau of Hangzhou high tech Zone (Binjiang). The state industrial fund, Paradise Silicon Valley and Shanghai equipment changed 90% of the total equity of Changxin investment company held by them to the name of the company. So far, the company holds 100% equity of Changxin investment company.

2. Handling of securities issuance registration and other matters

According to the capital verification report (TJ [2019] No. 295) issued by Tianjian Certified Public Accountants (special general partnership) on August 30, 2019, as of July 26, 2019, the company has received the newly increased registered capital of 3098286000 yuan in the form of 90% equity of Changxin investment company jointly held by national industry fund, Paradise Silicon Valley and Shanghai equipment. Before the capital increase, the registered capital was 28329193100 yuan and the paid in capital was 28329193100 yuan. After the change, the registered capital was 31427479100 yuan and the accumulated paid in capital was 31427479100 yuan.

China Securities Depository and Clearing Co., Ltd. Shenzhen Branch accepted the application materials for registration of non-public offering of new shares of the company on September 16, 2019 and issued the confirmation of acceptance of share registration application. After the relevant shares are registered in the account, they will be officially included in the register of shareholders of the company. The company issued 30982860 ordinary shares (A shares) to the national industrial fund, Paradise Silicon Valley and Shanghai equipment, and was listed on the Shenzhen Stock Exchange from September 26, 2019.

The issuance of shares to specific objects to purchase assets did not raise supporting funds at the same time.

(3) In August 2021, the company issued shares to specific objects to raise funds

1. The amount of funds raised by issuing shares to specific objects in August 2021 and the time of receipt of funds

With the approval of Hangzhou Chang Chuan Technology Co.Ltd(300604) to issue shares to specific objects issued by China Securities Regulatory Commission, Huatai United Securities Co., Ltd. adopts the balance underwriting method to issue RMB common shares (A shares) to specific objects 8126775 shares were issued at a price of 45.75 yuan per share, raising a total of 371.8 million yuan. After deducting the underwriting and recommendation fees of 7.0939 million yuan, the raised capital was 364706 million yuan, which was remitted to the raised capital supervision account of the company by the lead underwriter Huatai United Securities Co., Ltd. on August 2, 2021. The amount of the raised funds after deducting the underwriting and recommendation fees of RMB 6.6924 million (excluding tax) is RMB 3651076 million. In addition, after deducting the lawyer’s fees, audit fees, legal information disclosure and other issuance expenses of RMB 2.6492 million (excluding tax), the net amount of the raised funds of your company is RMB 3624584 million. The availability of the above-mentioned raised funds has been verified by Tianjian Certified Public Accountants (special general partnership), who issued the capital verification report (Tianjian Yan [2021] No. 438).

2. Deposit of funds raised by issuing shares to specific objects in special accounts in August 2021

As of September 30, 2021, the deposit of the funds raised by the company’s initial public offering in the bank account is as follows: unit: RMB 10000

Initial deposit amount of deposit bank account No. September 30, 2021 remarks

Daily balance

Non public offering

Special account for raised funds

Bank Of Hangzhou Co.Ltd(600926) Co., Ltd. 3 Zhangjiagang Zhonghuan Hailu High-End Equipmentco.Ltd(301040) 1600181916203620568 [note] 2629803 (the ending balance includes 715300 yuan of interest income from science and technology branch of bank deposit company and 2649200 yuan of issuance expenses not paid yet)

Total 36205682629803

[note] the net amount of funds raised this time is 3624584 million yuan, including underwriting and recommendation fees, and the corresponding deductible input tax is 401500 yuan, which shall be deducted by the lead underwriter and returned to the special account for raised funds with the company’s own funds

2、 Use of previously raised funds

See Annex 1 of this report for details of the use of the previously raised funds.

3、 Change of previous raised funds

As of September 30, 2021, the company has not changed the investment projects of raised funds.

4、 Contents and reasons for the difference between the actual total investment of the previous fund-raising project and the commitment

As of September 30, 2021, the actual investment amount of the investment project invested by the raised funds from the initial public offering is higher than the promised investment amount, which is due to the interest income of the raised funds account.

5、 Description of the external transfer or replacement of the investment project of the previously raised funds

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