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Regarding Jiangsu Riju Optoelectronics Co., Ltd.
Response Report to the Audit Inquiry Letter for the Application for Issuance of Shares to Specific Targets
Rongcheng Zhuanzi [2026] No. 215Z0558
Shenzhen Stock Exchange:
In accordance with the requirements of the "Audit Inquiry Letter Regarding the Application for Issuance of Shares to Specific Targets by Jiangsu Riju Optoelectronics Co., Ltd." (Audit Letter [2026] No. 120027) (hereinafter referred to as the "Audit Inquiry Letter") issued by your exchange on May 11, 2026, RSM China (Special General Partnership) (hereinafter referred to as the "Reporting Accountant" or "RSM"), adhering to the principles of diligence, duty, and integrity, has conducted a item-by-item verification and implementation of the issues listed in the Audit Inquiry Letter. The response is as follows for your review.
Unless otherwise specified, the definitions of abbreviations or terms in this response report are consistent with those in the "Jiangsu Riju Optoelectronics Co., Ltd. 2026 Annual Prospectus for the Issuance of A-Shares to Specific Targets (Declaration Draft)". The data listed in this response report may differ slightly from the results calculated directly from the relevant individual items due to rounding.
Table of Contents
Question 1: 3
Question 2: 34
Question 1
According to the declaration materials, during the reporting period, the company's net profits were -16.5826 million yuan, 67.4742 million yuan, and 104.5451 million yuan, respectively. The net profit was negative in 2023, and showed rapid growth in 2024 and 2025. According to the company's recently disclosed "2026 First Quarter Report", the operating income in the first quarter of 2026 decreased by 7.71% year-on-year, and the net profit attributable to the parent company decreased by 63.06% year-on-year.
The gross profit margin of the company's main business was 22.16%, 26.75%, and 32.58%, respectively, showing an upward trend. The gross profit margin of the company's core products fluctuated significantly, among which the gross profit margin of OCA optical adhesive products was -11.12%, -1.32%, and -6.53%, remaining negative.
The issuer is requested to supplement and explain: (1) Combining industry cyclical changes, downstream market demand, product prices, etc., analyze the reasons for the negative net profit attributable to the parent company in 2023, the growth in net profit in 2024 and 2025, but the year-on-year decline in net profit in the first quarter of 2026, whether it is consistent with the income change trend of comparable companies in the same industry, whether the factors for the decline in performance in the first quarter of 2026 will continue to affect the company's performance, and future improvement measures. (2) List the change trend of gross profit margin by core product category during the reporting period, compare with comparable companies in the same industry, and explain whether the differences and change trends of the company's core product gross profit margins are reasonable. The reason why the gross profit margin of OCA optical adhesive products continues to be negative. (3) Combined with the specific situation of relevant financial statement items, explain whether the issuer held a large amount of financial investments (including quasi-financial businesses) at the end of the most recent period, and whether it complies with the relevant provisions of the "Opinion on the Application of Securities and Futures Laws No. 18" and the "Guidelines for the Application of Regulatory Rules - Issuance Category No. 7"; the specific situation of financial investments implemented or planned to be implemented by the company from six months before the date of the board resolution on this issuance to the present, and whether it has been deducted from the raised funds.
The issuer is requested to supplement and disclose the risks involved in (1) and (2).