7-1-1 Securities Code: 301059 Securities Abbreviation: Jinsanjiang Report on the Response to the Inquiry Letter Regarding Jinsanjiang (Zhaoqing) Silicon Materials Co., Ltd.'s Application to Issue Convertible Bonds to Unspecified Objects Sponsor (Lead Underwriter): No. 8, Central Third Road, Futian District, Shenzhen, Guangdong Province, Excellence Times Square (Phase II), North Building, Room 2026 February 2026
7-1-2 Shenzhen Stock Exchange: Jinsanjiang (Zhaoqing) Silicon Materials Co., Ltd. (hereinafter referred to as "the Company," "the Listed Company," or "Jinsanjiang") received your inquiry letter dated November 14, 2025, titled "Inquiry Letter Regarding Jinsanjiang (Zhaoqing) Silicon Materials Co., Ltd.'s Application to Issue Convertible Bonds to Unspecified Objects" (Inquiry Letter [2025] No. 020071) (hereinafter referred to as "the Inquiry Letter"). The Company, together with CITIC Securities Co., Ltd. (hereinafter referred to as "CITIC Securities," "the Sponsor"), Beijing Zhonglun Law Firm (hereinafter referred to as "Zhonglun Law Firm," "the Lawyer"), and Huaxing Accounting Firm (Special General Partnership) (hereinafter referred to as "Huaxing Accounting," "the Accountant"), has conducted thorough research and implementation, and has responded to the issues raised in the Inquiry Letter as required. The Company now submits this response for your review. Unless otherwise specified, the abbreviations used in this response have the same meanings as those in the "Prospectus for the Issuance of Convertible Bonds by Jinsanjiang (Zhaoqing) Silicon Materials Co., Ltd." (hereinafter referred to as "the Prospectus"). There may be minor discrepancies between the individual data totals in some tables of this response and the overall totals due to rounding in calculations. The font used in this response indicates the following meanings:
- Questions listed in the Inquiry Letter: Bold (not italicized)
- Responses to the questions: Regular font (not bold)
- Quotations from the original Prospectus: Song font (not bold)
- Supplementary revisions related to the Prospectus in the response: Kai font (not bold)
- Important supplementary revisions in the response: Kai font (bold)
7-1-3 Table of Contents Table of Contents ............................................ 2 Question 1 ............................................ 3 Question 2 ........................................... 38