/Dike Shares: Self-examination report on the purchase and sale of company stocks by insiders and incentive recipients of the 2026 restricted stock incentive plan
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Dike Shares: Self-examination report on the purchase and sale of company stocks by insiders and incentive recipients of the 2026 restricted stock incentive plan

Shenzhen Stock Exchange
2026/09/01

Securities code: 300842 Securities abbreviation: Dike Shares Announcement number: 2026-073

Wuxi Dike Electronic Materials Co., Ltd.

Insider Information About the 2026 Restricted Stock Incentive Plan

and a self-examination report on the purchase and sale of company stocks by the incentive recipients

The company and all members of the board of directors guarantee that the information disclosed is true, accurate and complete, and contains no false records, misleading statements or major omissions.

Wuxi Dike Electronic Materials Co., Ltd. (hereinafter referred to as the "Company") held the 22nd meeting of the third board of directors on August 7, 2026, and reviewed and approved the "Proposal on the Company's 2026 Restricted Stock Incentive Plan (Draft)> and its Summary" and other related proposals. For details, please refer to the relevant announcement disclosed by the company on the Cninfo Network (www.cninfo.com.cn) on August 7, 2026.

The company has taken sufficient and necessary confidentiality measures for the 2026 Restricted Stock Incentive Plan (hereinafter referred to as the "Incentive Plan"), and has also registered and managed insiders of the inside information of this Incentive Plan. According to the relevant provisions of the "Measures for the Administration of Equity Incentives of Listed Companies" and "Shenzhen Stock Exchange GEM Listed Companies' Self-Regulatory Guidelines No. 1 - Business Processing", the company's internal information insiders and incentive objects of this incentive plan shall be informed within 6 months before the public disclosure of the draft of this incentive plan (i.e., from February 6, 2026 to August 2026). On the 7th, an inquiry application was submitted to the Shenzhen Branch of China Securities Depository and Clearing Co., Ltd. (hereinafter referred to as the "Zhongdeng Company") regarding the purchase and sale of the company's stocks during the self-examination period (hereinafter referred to as the "self-examination period"). After the company's self-inspection and verification, the specific circumstances of the insider information insiders and incentive targets of this incentive plan during the self-examination period are as follows:

1. Scope and procedures of verification

  1. The verification targets are the insiders and incentive targets of the company’s incentive plan.

  2. Insider information insiders and incentive targets of this incentive plan have filled in the "Insider Information Insider Registration Form".

  3. The company inquired and confirmed with Zhongdeng Company regarding the purchase and sale of the company’s stocks by the inspection target during the self-examination period, and Zhongdeng Company issued the “Inquiry Certificate of Information Disclosure Obligor’s Shareholdings and Changes in Shares” and “Detailed List of Changes in Shareholders’ Shares”.

2. Explanation of the inspection object’s purchase and sale of company stocks during the self-examination period

According to the "Inquiry Certificate of Information Disclosure Obligor's Shareholdings and Changes in Shares" and the "Detailed List of Shareholder Changes" issued by Zhongdeng Company, a total of 17 verification targets have company stock transaction records, and the remaining verification targets have not purchased or sold company stocks.

After verification, it was found that the behavior of 16 of the above-mentioned verification targets in buying and selling the company's stocks during the self-examination period was based on their independent judgment of the secondary market transactions. Before buying and selling the company's stocks, they were not aware of the company's planning of the restricted stock incentive plan, and no one leaked relevant information about this incentive plan to them. There was no use of inside information for stock trading.

After verification, one incentive target purchased and sold the company's stocks after registering as an insider and before the company's first public disclosure of the incentive plan. It was confirmed by the company and the incentive object that the incentive object had limited information about this incentive plan before the announcement of the draft incentive plan, and did not know the specific implementation time, final incentive plan and core elements of this incentive plan; during the self-examination period, the incentive object did not disclose the relevant information of this incentive plan to anyone or suggest others to buy or sell the company's stocks based on this. During the self-examination period, the incentive object The behavior of buying and selling the company's stocks is an independent investment decision and investment behavior based on the company's publicly disclosed information and its own analysis and judgment of the securities market, industry development trends and the company's stock investment value. It is an independent personal behavior. There is no subjective intention to use the inside information of this incentive plan to trade to obtain profits, and there is no use of inside information for stock trading. In order to ensure the legal compliance of this incentive plan and based on the principle of prudence, the company decided to disqualify the incentive target from participating in this incentive plan.

3. Conclusions

To sum up, the company has established relevant systems for information disclosure and inside information management in strict accordance with the provisions of relevant laws, regulations and normative documents; during the planning and discussion of this incentive plan, the company has taken corresponding confidentiality measures in accordance with regulations, limited the scope of personnel who have access to inside information, and has promptly registered relevant personnel and intermediaries with knowledge of inside information, and has taken corresponding confidentiality measures.

After verification, within 6 months before the public disclosure of the draft incentive plan, the company did not find that the insiders of the incentive plan used the inside information related to the incentive plan to buy and sell stocks or leaked the inside information related to the incentive plan.

4. Documents for reference

  1. "Inquiry Certificate on Shareholdings and Share Changes of the Information Disclosure Obligor" issued by the Shenzhen Branch of China Securities Depository and Clearing Co., Ltd.;

  2. "Detailed List of Changes in Shareholders' Shares" issued by the Shenzhen Branch of China Securities Depository and Clearing Co., Ltd.

Announcement is hereby made.

Board of Directors of Wuxi Dike Electronic Materials Co., Ltd.

September 1, 2026