Self-Inspection Checklist for Restricted Stock Incentive Plan Draft

Yinbang Metal Composite Materials Co., Ltd. 2026 Restricted Stock Incentive Plan Draft Self-Inspection Checklist Company Name: Yinbang股份 Stock Code: 300337 Bond Code: 123252 Independent Financial Advisor: Guosheng Securities Co., Ltd. Item Whether the item exists (Yes/No/Not Applicable) Remarks Compliance Requirements for Listed Companies 1 Whether the financial accounting report for the most recent fiscal year was issued with a qualified or disclaimed audit opinion No 2 Whether the internal control report for the most recent fiscal year was issued with a qualified or disclaimed audit opinion No 3 Whether the company has had instances of not distributing profits in accordance with laws, regulations, articles of association, or public commitments in the 36 months following its listing No 4 Whether there are any other circumstances unsuitable for implementing equity incentives No 5 Whether a performance appraisal system and appraisal methods have been established Yes 6 Whether the company has provided loans or any other form of financial assistance to incentive recipients No Compliance Requirements for Incentive Recipients 7 Whether the incentive recipients include shareholders holding 5% or more of the company's shares, or their controlling shareholders, their spouses, parents, children, and foreign employees; if so, explain the necessity and reasonableness of these individuals becoming incentive recipients No 8 Whether independent directors are included No 9 Whether the incentive recipient has been deemed unsuitable by the stock exchange in the past 12 months No 10 Whether the incentive recipient has been deemed unsuitable by the China Securities Regulatory Commission (CSRC) and its dispatched agencies in the past 12 months No 11 Whether the incentive recipient has been subject to administrative penalties or market entry bans by the CSRC and its dispatched agencies for major violations and misconduct in the past 12 months No 12 Whether the incentive recipient is subject to restrictions on serving as a director or senior management member as stipulated by the Company Law No 13 Whether there are any other circumstances unsuitable for becoming an incentive recipient No 14 Whether the list of incentive recipients has been verified by the Remuneration and Appraisal Committee Yes Compliance Requirements for Incentive Plans 15 Whether the total number of shares involved in all equity incentive plans of the listed company that are currently in effect exceeds 20% of the company's share capital No 16 Whether the total number of shares granted to a single incentive recipient exceeds 1% of the company's share capital No 17 Whether the proportion of reserved equity for incentive recipients does not exceed 20% of the total equity to be granted in this equity incentive plan Yes 18 For incentive recipients who are directors, senior management, or shareholders holding 5% or more of the shares (individually or collectively), or their controlling shareholders, their spouses, parents, children, and foreign employees, whether the draft equity incentive plan lists their names, positions, and the number of shares to be granted Yes 19 For incentive recipients who are directors and senior management, whether performance appraisal indicators have been established as conditions for exercising rights Yes 20 Whether the term of the equity incentive plan, calculated from the grant date, does not exceed 10 years Yes 21 Whether the draft equity incentive plan was drafted by the Remuneration and Appraisal Committee Yes Completeness Requirements for Equity Incentive Plan Disclosure 22 Whether the matters stipulated in the equity incentive plan are complete Yes (1) Whether, in accordance with the "Administrative Measures for Equity Incentives," it is stated whether there are circumstances that prohibit the company from implementing equity incentives or that prohibit incentive recipients from participating in equity incentives; and whether it is stated whether the implementation of the equity incentive plan will result in the company's shareholding structure not meeting listing conditions Yes (2) The purpose of the equity incentive plan and the basis and scope for determining incentive recipients Yes (3) The number of equity incent