证券代码：688502 证券简称：茂莱光学 公告编号：2025-073 南京茂莱光学科技股份有限公司 关于召开 2025 年第三季度业绩说明会的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 南京茂莱光学科技股份有限公司（以下简称"公司"）将于 2025 年 10 月 31 日发布公司 2025 年第三季度报告，为便于广大投资者更全面深入地了解公司 2025 年第三季度经营成果、财务状况，公司计划于 2025 年 11 月 03 日（星期一） 11:00-12:00 举行 2025 年第三季度业绩说明会，就投资者关心的问题进行交流。 一、说明会类型 本次投资者说明会以网络互动形式召开，公司将针对 2025 年第三季度的经 营成果及财务指标的具体情况与投资者进行互动交流和沟通，在信息披露允许的 范围内就投资者普遍关注的问题进行回答。 二、说明会召开的时间、地点 会议召开时间：2025 年 11 月 03 日（星期一）11:00-12:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 000045 | 深纺织A | 14.19 | -7.32% | 52.86万 | 7.63亿 | | 000509 | 华塑控股 | 3.57 | -3.51% | 180.25万 | 6.29亿 | | 300489 | 光智科技 | 43.35 | -3.13% | 3.66万 | 1.59亿 | | 600666 | 奧瑞德 | 3.38 | -2.03% | 61.88万 | 2.11亿 | | 300808 | 久量股份 | 29.41 | -1.80% | 2.59万 | 7613.82万 | | 002952 | 亚世光电 | 20.54 | -1.44% | 5.48万 | 1.13亿 | | 000020 | 深华发A | 14.56 | -1.29% | 9.63万 | 1.41亿 | | 688010 | 福米股份 | 27.71 | -1.07% | 3.63万 | 1.02亿 | | 002289 | *ST宇顺 | 4 ...

Market Performance - The photolithography concept sector declined by 2.47%, ranking among the top losers in the market, with major declines from companies like United Chemical (down 20%), Maolai Optical, and Nanjing Chemical Fiber [1] - Among the concept stocks, only five saw price increases, with Zhongrun Optical, Zhongguang Lightning Protection, and Juguang Technology rising by 5.32%, 4.25%, and 0.87% respectively [1][3] Capital Flow - The photolithography concept sector experienced a net outflow of 1.239 billion yuan, with 37 stocks seeing net outflows, and five stocks exceeding 100 million yuan in outflows [1] - The stock with the highest net outflow was Xinlai Material, with a net outflow of 222.94 million yuan, followed by United Chemical, Kaimete Gas, and Zhangjiang Hi-Tech with net outflows of 170.13 million yuan, 162.39 million yuan, and 150.41 million yuan respectively [1][2] Top Gainers and Losers - The top gainers in the photolithography concept included Zhongrun Optical (up 5.32%), Zhongguang Lightning Protection (up 4.25%), and Juguang Technology (up 0.87%) [1][3] - The top losers included United Chemical (down 20%), Maolai Optical (down 6.38%), and Nanjing Chemical Fiber (down 6.19%) [1][2]

Core Insights - The optical optoelectronics sector experienced a decline of 1.32% on October 16, with Maolai Optics leading the drop [1] - The Shanghai Composite Index closed at 3916.23, up 0.1%, while the Shenzhen Component Index closed at 13086.41, down 0.25% [1] Stock Performance Summary - Jiuliang Co. (300808) saw a significant increase of 6.18%, closing at 30.22 with a trading volume of 67,400 shares and a transaction value of 207 million yuan [1] - Huichuangda (300909) rose by 3.93%, closing at 34.38 with a trading volume of 86,700 shares and a transaction value of 298.6 million yuan [1] - Chengfeng Technology (603685) increased by 3.21%, closing at 17.71 with a trading volume of 62,300 shares and a transaction value of 110 million yuan [1] - Conversely, Chenglai Optics (688502) fell by 6.38%, closing at 369.03 with a trading volume of 16,000 shares and a transaction value of 608 million yuan [2] - Deep Textile A (000045) decreased by 6.29%, closing at 13.71 with a trading volume of 510,700 shares and a transaction value of 713 million yuan [2] Capital Flow Analysis - The optical optoelectronics sector saw a net outflow of 1.363 billion yuan from institutional investors, while retail investors experienced a net inflow of 683 million yuan [2] - Major stocks like Wanrun Technology (002654) had a net inflow of 70.27 million yuan from institutional investors, but a net outflow of 94.70 million yuan from retail investors [3] - Tian Shan Electronics (301379) recorded a net inflow of 29.00 million yuan from institutional investors, but also faced a net outflow of 31.39 million yuan from retail investors [3]

10月16日，茂莱光学跌5.09%，截至发稿，报374.10元/股，成交3.86亿元，换手率5.96%，总市值197.52 亿元。 资料显示，南京茂莱光学科技股份有限公司位于江苏省南京市江宁开发区铺岗街398号，成立日期1999 年8月24日，上市日期2023年3月9日，公司主营业务涉及精密光学器件、高端光学镜头和先进光学系统 的研发、设计、制造及销售。主营业务收入构成为：光学器件44.03%，光学镜头28.34%，光学系统 27.00%，服务0.61%，其他0.03%。 从茂莱光学十大流通股东角度 德邦半导体产业混合发起式A（014319）基金经理为雷涛。 截至发稿，雷涛累计任职时间3年294天，现任基金资产总规模36.89亿元，任职期间最佳基金回报 205.06%， 任职期间最差基金回报-35.28%。 风险提示：市场有风险，投资需谨慎。本文为AI大模型自动发布，任何在本文出现的信息（包括但不 限于个股、评论、预测、图表、指标、理论、任何形式的表述等）均只作为参考，不构成个人投资建 议。 责任编辑：小浪快报 数据显示，德邦基金旗下1只基金位居茂莱光学十大流通股东。德邦半导体产业混合发起式A （014319 ...

Core Points - The average stock price of the Sci-Tech Innovation Board is 41.13 yuan, with 70 stocks priced over 100 yuan, and the highest priced stock is Cambrian-U at 1242.00 yuan, which increased by 3.85% [1] - A total of 469 stocks on the Sci-Tech Innovation Board rose today, while 111 stocks fell, with the average increase for stocks over 100 yuan being 2.14% [1] - The average premium of stocks over their issue price for those priced over 100 yuan is 410.74%, with Cambrian-U, Anji Technology, and Haibo Sichuang leading in premium rates [1] Stock Performance - Cambrian-U closed at 1242.00 yuan, up 3.85%, followed by GuoDun Quantum at 414.90 yuan and MaoLai Optics at 394.18 yuan [2] - Among the stocks priced over 100 yuan, 52 stocks increased, with the highest gainers being Pinming Technology, Hexin Instruments, and Yunlu Co., while 18 stocks decreased, with the largest declines seen in Zhongke Feimeasure, SiTewei, and Kaipu Cloud [1][2] - The top three stocks by net inflow of funds today were Haiguang Information, Kingsoft Office, and Dongxin Co., with net inflows of 71804.43 million yuan, 27993.86 million yuan, and 26443.90 million yuan respectively [2] Financing and Margin Trading - The total margin balance for stocks priced over 100 yuan is 920.46 billion yuan, with the highest balances in Zhongke International, Cambrian-U, and Haiguang Information [2] - The total short selling balance is 4.47 billion yuan, with the highest short selling balances in Haiguang Information, Zhongke International, and Lanqi Technology [2] Industry Distribution - The stocks priced over 100 yuan are concentrated in the electronics, pharmaceutical, and computer industries, with 36, 10, and 10 stocks respectively [1]

Group 1 - The core point of the article is that Maolai Optical (688502) has changed the status of its public offering of convertible bonds to "submitted for registration" [1] - The company plans to issue convertible bonds to unspecified investors, with an expected fundraising amount of 581 million yuan [1] - The underwriting institution for this issuance is China International Capital Corporation [1]

1. Report Industry Investment Rating No information about the industry investment rating is provided in the report. 2. Core Viewpoints of the Report - Since August, the pace of changes in the supply - demand structure of the convertible bond market has accelerated. On the demand side, insurance funds have rapidly and significantly reduced their holdings of convertible bonds, while the demand from public funds has remained stable. On the supply side, although the number of forced redemptions has increased significantly since August, the enthusiasm for new convertible bond proposals has been high, and the review speed has marginally accelerated [1][10][14]. - The A - share market fluctuated sharply this week. The current A - share market valuation has significantly recovered. Large - scale equipment renewal and consumer product trade - in measures are expected to boost domestic demand, and the export growth rate may decline. The Fed has re - entered the interest rate cut cycle, and the weak resonance between the domestic economic fundamentals and the capital side is expected to gradually start [27]. - Considering the impact of refinancing policies, the subsequent issuance pressure of convertible bonds is expected to be low. The risk of a correction in convertible bond valuations has been temporarily alleviated. However, in the context of stock market volatility and the strong "taking - profits" sentiment of institutions in the fourth quarter, the short - term profit - making effect of the convertible bond market may be weak. Attention should be paid to the band - trading opportunities of convertible bonds in a volatile market [28]. 3. Summary According to the Directory 1. Convertible Bond Weekly Special Topic and Outlook 1.1 What are the Highlights of New Convertible Bond Issues? - Since August, the demand - side of the convertible bond market has seen insurance funds significantly reducing their holdings, while public funds have increased their positions. On the supply - side, new convertible bond proposals have been actively submitted, and the review speed has accelerated. For example, in August, 18 new convertible bond proposals passed the board of directors, reaching the level of March 2023. In September, 17 proposals passed the general meeting of shareholders, and 7 passed the listing committee review, reaching the level of January 2024 [1][10][14]. - As of October 10, there are 4 convertible bond proposals awaiting issuance after obtaining the CSRC's approval for registration, and 8 public convertible bond proposals have passed the listing committee review, with a total scale of 530.5 million yuan. The industry distribution of these convertible bonds is mainly in TMT, advanced manufacturing, and cyclical industries [15][20]. 1.2 Weekly Review and Market Outlook - This week, the A - share market fluctuated sharply. Before the holiday, the A - share market rose, with the new energy industry chain and semiconductors leading the gains. After the holiday, the market first rose and then fell. The current A - share market valuation has recovered, and domestic demand is expected to be boosted, but the export growth rate may decline [27]. - In the convertible bond market, the subsequent issuance pressure is expected to be low. The short - term profit - making effect may be weak, and attention should be paid to band - trading opportunities. Industries to focus on include popular themes such as semiconductors and AI, domestic - demand - oriented sectors, and central state - owned enterprises under the China - specific valuation system [28][29]. 2. Weekly Tracking of the Convertible Bond Market 2.1 The Equity Market Style is Differentiated, and Pro - cyclical Sectors are Strengthening - From September 29 to October 10, the equity market showed mixed performance. The market style was more inclined to large - cap growth stocks. 26 Shenwan industry indices rose, and 5 declined. The non - ferrous metals, steel, and basic chemical industries led the gains [32][34]. 2.2 The Convertible Bond Market Rose Narrowly, and the Premium Rate for 100 - yuan Par Value Rebounded - From September 29 to October 10, the convertible bond market rose. The average daily trading volume decreased. Most individual bonds rose. The non - ferrous metals, beauty care, and non - bank financial industries led the gains in the convertible bond market, while the communication industry declined [38][39]. - The weighted conversion value of the entire market increased, and the premium rate rose. The median price of convertible bonds increased, and the number of medium - and low - priced convertible bonds decreased [45][49]. 2.3 High - frequency Tracking of Different Types of Convertible Bonds 2.3.1 Classification Valuation Changes - This week, the valuations of equity - biased and balanced convertible bonds increased. Among different par - value convertible bonds, the valuation of 80 - 90 yuan par - value convertible bonds increased more significantly. The valuations of AA + and AA - rated convertible bonds decreased, while those of other ratings increased. The valuations of large - cap and small - cap convertible bonds increased significantly, while those of other scales decreased [60]. - Since the beginning of 2024, the conversion premium rates of equity - biased and balanced convertible bonds have rebounded from the bottom [60]. 2.3.2 Market Index Performance - This week, convertible bonds of all ratings and scales rose. Since 2023, high - rated AAA convertible bonds have shown stable performance, while low - rated convertible bonds have shown weaker anti - decline ability and greater rebound strength [71]. 3. Tracking of Convertible Bond Supply and Terms 3.1 This Week's Primary Proposals Issuance - This week, there were no newly listed convertible bonds, and there were 3 convertible bonds awaiting listing, with a total scale of 730.2 million yuan. The number of primary approvals was 10 [76]. - From the beginning of 2023 to October 10, 2025, there were 103 convertible bond proposals in total, with a total scale of 15.8329 billion yuan. The number and scale of proposals at different stages vary [77]. 3.2 Downward Revision & Redemption Clauses - This week, 9 convertible bonds were expected to trigger downward revisions, 4 announced no downward revisions, 0 proposed downward revisions, and 1 actually carried out a downward revision. Six convertible bonds were expected to trigger redemptions, 0 announced no redemptemptempt 0 announced no redemptions, and 5 announced early redemptions [5][83][84]. - As of the end of this week, there were 0 convertible bonds in the put - option declaration period and 9 in the company's capital - reduction repayment declaration period [88].

Core Viewpoint - The stock of Maolai Optical experienced a decline of 5.08% on October 10, closing at 398.58 CNY per share, with a trading volume of 2.23 billion CNY and a turnover rate of 3.29%, resulting in a total market capitalization of 210.45 billion CNY [1] Company Overview - Nanjing Maolai Optical Technology Co., Ltd. was established on August 24, 1999, and went public on March 9, 2023. The company specializes in the research, design, manufacturing, and sales of precision optical devices, high-end optical lenses, and advanced optical systems [1] - The revenue composition of the company is as follows: optical devices 44.03%, optical lenses 28.34%, optical systems 27.00%, services 0.61%, and others 0.03% [1] Fund Holdings - According to data, Guotou Ruijin Fund has a significant holding in Maolai Optical, with its fund "Guotou Ruijin Industrial Upgrade Two-Year Holding Mixed A" (014488) holding 27,300 shares, accounting for 3.54% of the fund's net value, making it the fourth-largest holding [2] - The fund has reported a floating loss of approximately 581,500 CNY as of the latest data [2] - The fund was established on March 11, 2022, with a current size of 210 million CNY. Year-to-date returns stand at 53.27%, ranking 1191 out of 8166 in its category, while the one-year return is 61.46%, ranking 712 out of 8014 [2] Fund Manager Performance - The fund manager, Shi Cheng, has a tenure of 6 years and 198 days, with the fund's total asset size at 7.347 billion CNY. The best return during his tenure is 179.67%, while the worst is -23.28% [3] - Co-manager Li Wei has a tenure of 1 year and 360 days, managing assets of 222 million CNY, with a best return of 51.05% and a worst return of 49.35% during his tenure [3]

Core Viewpoint - Maolai Optical experienced a decline of 5.23% on October 9, with a stock price of 416.02 CNY per share and a total market capitalization of 21.966 billion CNY [1] Company Overview - Nanjing Maolai Optical Technology Co., Ltd. was established on August 24, 1999, and went public on March 9, 2023. The company specializes in the research, design, manufacturing, and sales of precision optical devices, high-end optical lenses, and advanced optical systems [1] - The revenue composition of the company is as follows: optical devices 44.03%, optical lenses 28.34%, optical systems 27.00%, services 0.61%, and others 0.03% [1] Fund Holdings - Guotou Ruijin Fund has a significant holding in Maolai Optical, with its fund "Guotou Ruijin Industrial Upgrade Two-Year Holding Mixed A" (014488) holding 27,300 shares, accounting for 3.54% of the fund's net value, making it the fourth-largest holding [2] - The fund has reported a floating loss of approximately 626,800 CNY as of the latest data [2] Fund Performance - The "Guotou Ruijin Industrial Upgrade Two-Year Holding Mixed A" fund was established on March 11, 2022, with a current size of 210 million CNY. Year-to-date, it has achieved a return of 53.97%, ranking 1065 out of 8238 in its category. Over the past year, it has returned 69.17%, ranking 524 out of 8082 [2] - The fund manager, Shi Cheng, has a tenure of 6 years and 197 days, with a total asset size of 7.347 billion CNY. The best return during his tenure is 179.67%, while the worst is -23.28% [3] - The co-manager, Li Wei, has a tenure of 1 year and 359 days, managing assets of 222 million CNY, with a best return of 51.05% and a worst return of 49.35% during his tenure [3]