Group 1 - The core viewpoint of the article is that the company, Quartz Co., is making steady progress in its semiconductor-related business, as indicated in a response to investor inquiries on an interactive platform [2] Group 2 - The company emphasizes that specific operational data should be referenced in its periodic reports, suggesting a commitment to transparency and regular updates for stakeholders [2]

证券日报网讯1月16日，石英股份（603688）在互动平台回答投资者提问时表示，公司目前经营情况正 常，不存在应披露未披露的敏感信息或重大战略调整。公司高度重视与投资者的沟通，未来公司会持续 优化沟通机制，及时回应大家关心的问题。 ...

证券日报网讯1月16日，石英股份（603688）在互动平台回答投资者提问时表示，目前公司在日本市场 的销售未受到明显影响。公司产品的销售价格会受市场供需、行业政策等多重因素影响。 ...

Group 1 - The non-metal materials sector increased by 0.55% on January 16, with Lianrui New Materials leading the gains [1] - The Shanghai Composite Index closed at 4101.91, down 0.26%, while the Shenzhen Component Index closed at 14281.08, down 0.18% [1] - Lianrui New Materials had a closing price of 67.75, up 4.80%, with a trading volume of 84,900 shares and a transaction value of 565 million yuan [1] Group 2 - The non-metal materials sector experienced a net outflow of 18.35 million yuan from institutional funds and 15.77 million yuan from retail funds, while individual investors saw a net inflow of 34.12 million yuan [2] - The trading data for individual stocks in the non-metal materials sector shows varied performance, with Lianrui New Materials and Changjiang Materials seeing significant trading volumes and price changes [2][3] - Lianrui New Materials had a net outflow of 24.34 million yuan from institutional funds, while Changjiang Materials saw a net inflow of 17.35 million yuan [3]

Core Viewpoint - The non-metal materials sector experienced a rise of 2.25% on January 15, with Lianrui New Materials leading the gains, while the Shanghai Composite Index fell by 0.33% and the Shenzhen Component Index increased by 0.41% [1]. Group 1: Market Performance - Lianrui New Materials closed at 64.65, up 6.74%, with a trading volume of 83,900 shares and a transaction value of 529 million yuan [1]. - Quartz Co. closed at 39.66, up 3.42%, with a trading volume of 177,000 shares and a transaction value of 695 million yuan [1]. - KunCai Technology closed at 17.82, up 0.96%, with a trading volume of less than 32,600 shares and a transaction value of 57.83 million yuan [1]. Group 2: Capital Flow - The non-metal materials sector saw a net inflow of 25.06 million yuan from main funds, while retail investors experienced a net outflow of 46.06 million yuan [2]. - The main funds' net inflow for Quartz Co. was 61.81 million yuan, while retail investors had a net outflow of 67.61 million yuan [3]. - Lianrui New Materials had a main fund net inflow of 4.49 million yuan, with retail investors showing a net outflow of 6.32 million yuan [3].

Core Viewpoint - The company announces a change in the signing registered accountant for the 2025 annual audit, with 彭兵 replacing 黄非 as the signing accountant while maintaining the project partner 陈达华 [1][2]. Group 1: Change of Signing Accountant - The company has appointed 彭兵 as the new signing registered accountant due to internal adjustments at 中汇会计师事务所 [2]. - The project partner remains 陈达华, ensuring continuity in the audit process [2]. Group 2: Accountant's Background - 彭兵 has been in the auditing industry since 2012, became a registered accountant in 2018, and has been practicing at 中汇会计师事务所 since December 2025 [3]. - In the past three years, 彭兵 has signed and reviewed audit reports for one listed company [3]. Group 3: Integrity and Independence - 彭兵 has not faced any criminal penalties or administrative sanctions from regulatory bodies in the past three years [4]. - There are no circumstances that could affect 彭兵's independence as a signing registered accountant [5]. Group 4: Impact on the Company - The transition of responsibilities during this change will be orderly, and it will not affect the company's 2025 annual financial report audit and internal control audit [6].

（文章来源：证券日报） 证券日报网讯 1月14日，石英股份发布公告称，中汇会计师事务所作为公司2025年度财务报告及内部控 制审计机构，原委派陈达华为项目合伙人、黄非为签字注册会计师为公司提供2025年度审计服务。因中 汇会计师事务所内部工作调整，现委派彭兵接替黄非为签字注册会计师，继续完成公司2025年度财务报 告审计及内部控制审计相关工作。本次变更后，项目合伙人为陈达华，签字注册会计师为彭兵。 ...

Investment Rating - The report maintains an investment rating of "Synchronize with the market - A" for the electric equipment and new energy industry [1]. Core Viewpoints - The report highlights that China has submitted applications for over 200,000 new satellites, marking the largest international frequency and orbit resource application in the country's history [3]. - Starting from April 2026, the export tax rebate for photovoltaic products will be canceled, which may impact the industry dynamics [4]. - The photovoltaic power generation utilization rate for January to November 2025 was reported at 94.8%, indicating strong performance in the sector [4]. Summary by Relevant Sections Preferred Stocks - The report lists several preferred stocks with ratings: - Aishuo Co., Ltd. (600732.SH) - Buy - B - Daqian Energy (688303.SH) - Buy - B - Fulete (601865.SH) - Buy - A - Haibo Sichuang (688411.SH) - Buy - A - Sunshine Power (300274.SZ) - Buy - A - Langxin Group (300682.SZ) - Buy - B - Quartz Co., Ltd. (603688.SH) - Buy - A [2]. Price Tracking - The average price of dense polysilicon is reported at 54.0 CNY/kg, up 3.8% from the previous week, while granular silicon is at 52.0 CNY/kg, up 4.0% [5]. - The average price for 182-183.75mm N-type battery cells is 0.39 CNY/W, reflecting a 2.6% increase [6]. - The price for 182*182-210mm TOPCon double-glass modules is 0.70 CNY/W, showing a 0.3% increase [7]. Investment Suggestions - The report recommends focusing on companies in various sectors: - BC new technology: Aishuo Co., Ltd. - Supply-side: Daqian Energy, Fulete - Light storage: Haibo Sichuang, Sunshine Power - Power marketization: Langxin Group - Domestic substitution: Quartz Co., Ltd. - Additional companies to watch include Longi Green Energy, Hongdian East Magnet, and others [8].

证券代码：603688 证券简称：石英股份 公告编号：临 2026-006 二、本次变更人员的基本信息、诚信记录和独立性情况 签字注册会计师：彭兵，2012 年开始从事审计行业，2018 年成为注册会计 师，2025 年 12 月开始在中汇会计师事务所执业，近三年签署及复核过上市公司 江苏太平洋石英股份有限公司 关于变更签字注册会计师的公告 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。 江苏太平洋石英股份有限公司（以下简称"公司"）分别于 2025 年 04 月 25 日、2025 年 05 月 16 日召开第五届董事会第十七次会议、2024 年年度股东大会， 审议通过《关于续聘公司 2025 年年度审计机构的议案》，同意续聘中汇会计师事 务所（特殊普通合伙）（以下简称"中汇会计师事务所"）为公司 2025 年年度审 计机构。具体内容详见公司于 2025 年 04 月 26 日在上海证券交易所网站 （www.sse.com.cn）披露的《江苏太平洋石英股份有限公司关于续聘公司 2025 年年度审计机构的公告》（公告编号：临 ...

Meeting Overview - The third meeting of the fourth employee stock ownership plan was held on January 12, 2026, with 358 out of 482 holders present, representing 145,850,000 shares, which is 80.01% of the total plan shares [2][4]. Meeting Resolutions - The meeting approved the extension of the fourth employee stock ownership plan's duration until February 15, 2027, due to confidence in the company's long-term development and to protect the interests of the plan holders [4][10]. Voting Results - The voting results showed unanimous support for the extension, with 145,850,000 shares in favor, 0 against, and 0 abstentions [5]. Company Background - The fourth employee stock ownership plan was initially set for a 24-month duration from February 16, 2023, to February 15, 2025, but was previously extended to February 15, 2026 [12][15]. Current Holdings - As of April 11, 2023, the plan had acquired 1,491,597 shares, accounting for 0.41% of the total share capital, at an average price of approximately RMB 122.18 per share [13][14]. Future Considerations - If all shares are sold before the extended duration ends, the plan will terminate early. If not, further meetings may be convened to discuss subsequent matters [4][15].