Securities code: 688199 Securities abbreviation: Jiuri New Materials Announcement No.: 2024-052

Tianjin Jiuri New Materials Co., Ltd

Announcement on adjusting the implementation content of part of the raised funds investment projects

The board of directors and all directors of the company guarantee that there are no false records, misleading statements or material omissions in the content of this announcement, and assume legal responsibility for the authenticity, accuracy and completeness of its content in accordance with the law.

Important Content Notes:

The name of the project to be adjusted this time: Dajing Information Chemicals (Xuzhou) Co., Ltd. has an annual output of 600 tons

Photosensitive agent project for microelectronic photoresist (hereinafter referred to as Dajing Information Project)

The proposed adjustment of the project: Combined with the company's production and operation and future development plan, under the premise that the implementation body, implementation location and total investment of the raised funds remain unchanged, the company plans to adjust the original planned production capacity scale of the Dajing information project, make full use of the existing production line of the Dajing information project, adopt the method of collinear off-peak production, flexibly switch to the production of technical transformation electronic chemicals, and build the "Dajing Information Chemicals (Xuzhou) Co., Ltd. with an annual output of 360 tons of electronic information materials technical transformation project" (hereinafter referred to as Dajing Information Technology Transformation Project), including 50 tons of electronic grade photosensitizer OXE01, 50 tons of electronic grade photosensitizer OXE02, 150 tons of electronic grade gallic acid, 50 tons of electronic grade propyl gallate, 40 tons of electronic grade TPPA, 20 tons of electronic grade THPE.

This matter still needs to be submitted to the general meeting of shareholders for deliberation and approval.

1. An overview of the implementation of the investment project of the raised funds in this adjustment

After the China Securities Regulatory Commission's "Reply on Agreeing to the Registration of the Initial Public Offering of Shares of Tianjin Jiuri New Materials Co., Ltd." (Zheng Jian Xu Xu [2019] No. 1887), the company approved the registration application of the company's initial public offering of shares, and the company publicly issued 27,806,800 RMB ordinary shares to the public, with a par value per share

RMB 1.00, with an issue price of RMB 66.68 per share, raising a total of RMB 185,415.74 million

After deducting the issuance expenses of RMB144,864,500 (excluding tax), the actual net proceeds amounted to RMB1,709,293,000. The above-mentioned raised funds have been verified by Dahua Certified Public Accountants (Special General Partnership), and the "Capital Verification Report of the Paid-in Share Capital of Tianjin Jiuri New Materials Co., Ltd. after the Issuance of 27,806,800 RMB Ordinary Shares (A Shares)" (Dahua Xianzi [2019] No. 000423) was issued. The company has raised funds

The special account storage was carried out, and a tripartite supervision agreement was signed with the sponsor institution and the commercial bank depositing the raised funds.

As of the disclosure date of this announcement, the use of the funds raised by Dajing Information Project is as follows:

Unit: 10,000 yuan

Raised funds to invest in the project Estimated total investment of which to be invested Actual investment

Amount of Funds Raised The amount of funds raised

Dajing Information Chemicals (Xuzhou) Co., Ltd

The annual output of 600 tons of microelectronic photoresist is 23,700.00 6,700.00 5,599.41

Photosensitizer project

Combined with the company's production and operation and future development plan, the company plans to adjust the original planned production capacity scale of the Dajing Information project under the premise that the implementation subject, implementation location and total investment of the Dajing Information Project remain unchanged.

On October 28, 2024, the sixteenth meeting of the fifth board of directors held by the company was approved by 9 votes, 0

voted against, 0 abstentions, and deliberated and passed the "Proposal on Adjusting the Implementation Content of Part of the Raised Funds Investment Project"; The fifteenth meeting of the fifth board of supervisors held on the same day deliberated and passed the "Proposal on Adjusting the Implementation Content of Part of the Raised Funds Investment Project" with 3 votes, 0 votes against and 0 abstentions. The company's sponsor expressed a concurring opinion on the matter, and this matter does not constitute a related party transaction, and this matter still needs to be submitted to the company's general meeting of shareholders for deliberation.

Second, the specific situation of the implementation of the investment project of part of the raised funds will be adjusted

(1) The implementation of the adjustment of part of the raised funds investment projects

Under the condition that the investment purpose and investment scale of the raised funds do not change, the company intends to adjust the original planned production capacity scale of the Dajing Information Project. The details are as follows:

Unit: tons

Serial number Product name Planned capacity before adjustment Planned capacity after adjustment Difference before and after adjustment

1 photosensitizer 600 498 -102

Among them: photosensitizer (PAC4) 538 436 -102

Photosensitizer (PAC3) 60 60 0

Photosensitizer (PAC4 special 1) 1.5 1.5 0

Photosensitizer (PAC4 special 2) 0.5 0.5 0

2 Tetrahydroxybenzophenone 270 195 -75

3 Trihydroxybenzophenone 30 30 0

4 2-Diazo-1,2-dihydro-1-oxo550 452-98

-5-Naphthalene sulfonyl chloride

The company's adjustment of the production capacity of related products of Dajing Information Project is to make full use of the existing production line of Dajing Information Project, adopt the method of collinear off-peak production, flexibly switch to technical transformation of electronic chemicals, and build Dajing Information Technology Transformation Project, which plans to add 360 tons of electronic information materials, the details are as follows:

Unit: tons

Serial number Product name Planned capacity

1 Electronic grade photosensitizer OXE01 50

2 Electronic grade photosensitizer OXE02 50

3 Electronic grade gallic acid 150

4 Electronic grade propyl gallate 50

5 Electronic grade TPPA 40

6 Electronic grade THPE 20

(2) The reasons for the adjustment of the implementation content of some of the raised funds investment projects

In order to improve operational efficiency, fully tap the potential of existing equipment and facilities, increase the output value of the project, and combine the company's production and operation and future development planning, the company intends to reasonably adjust the original planned production capacity scale of the Dajing Information Project, and the adjustment of the production strategy will not only improve the utilization rate of the existing equipment, promote the optimal allocation of resources, but also further enhance the company's profitability and market competitiveness.

3. The impact of this adjustment on the implementation of part of the raised funds investment project on the company

The adjustment of part of the implementation of the raised funds investment project is a prudent decision made by the company in combination with the company's production and operation and future development planning, which is conducive to improving the utilization rate of existing equipment and promoting the optimal allocation of resources, and does not involve the change of the implementation body, implementation location, investment purpose and investment scale of the raised funds, and only adjusts the original planned production capacity scale of the Dajing Information Project, which will not have a significant adverse impact on the company's current production and operation, and does not harm the interests of shareholders, especially small and medium-sized shareholders. Meet the needs of the company's actual business development. The company will strengthen the supervision and management of the progress of the investment project of the raised funds, strictly implement the plan for the use of the raised funds, and improve the efficiency of the use of the raised funds. As there may still be various unforeseen factors in the follow-up process of the project, investors are advised to pay attention to the investment risks.

4. Opinions of the board of supervisors and sponsor institutions on adjusting the implementation content of part of the raised funds investment projects

(1) Opinions of the Board of Supervisors

The company's adjustment of part of the investment project of the raised funds is a prudent decision made in combination with the company's actual operating conditions and development strategy, in line with the "Regulatory Guidelines for Listed Companies No. 2 - Raising of Listed Companies".

The provisions of laws, regulations and normative documents such as the Regulatory Requirements for the Management and Use of Funds, the Rules for the Listing of Stocks on the Science and Technology Innovation Board of the Shanghai Stock Exchange, the Self-Regulatory Guidelines for Listed Companies on the Science and Technology Innovation Board of the Shanghai Stock Exchange No. 1 - Standardized Operation, and the Company's Management System for Raised Funds have not changed the implementation subject, implementation method, investment purpose and investment scale of raised funds, and there is no harm to the interests of shareholders, especially small and medium-sized shareholders. The board of supervisors of the company agreed to adjust the implementation content of part of the raised funds investment project.

(2) Opinions of the sponsor institution

After verification, the sponsor believes that the company's adjustment of the implementation content of part of the raised funds investment project has been deliberated and approved by the company's board of directors and board of supervisors, and the necessary decision-making procedures have been fulfilled and meet the requirements of relevant laws, regulations and normative documents. The adjustment of the implementation content of part of the raised funds investment project will not have a significant adverse impact on the normal operation of the company, and there is no harm to the interests of shareholders, especially small and medium-sized shareholders. To sum up, the sponsor has no objection to the company's adjustment of the implementation content of part of the raised funds investment project, which still needs to be submitted to the company's general meeting of shareholders for deliberation.

5. Matters related to the implementation of the investment project of the adjusted part of the raised funds submitted to the general meeting of shareholders for deliberation

The adjustment of part of the raised funds to invest in the implementation of the project matters still need to be submitted to the company's general meeting of shareholders for deliberation and approval.

6. Attachment to the online announcement

Verification Opinions of China Merchants Securities Co., Ltd. on Tianjin Jiuri New Materials Co., Ltd.'s Adjustment of the Implementation Content of Part of the Investment Projects of Raised Funds

The announcement is hereby made.

Board of Directors of Tianjin Jiuri New Materials Co., Ltd

October 29, 2024