Core Points - The company, Jiangsu Pacific Quartz Co., Ltd., will hold a half-year performance briefing on September 5, 2025, to discuss its operating results and financial status for the first half of 2025 [1][2][3] - The briefing will be conducted in an interactive online format via the Shanghai Stock Exchange Roadshow Center [2][3] - Key personnel attending the meeting include the Chairman, General Manager, Secretary of the Board, Financial Officer, and an Independent Director [2] Meeting Details - **Date and Time**: September 5, 2025, from 10:00 to 11:00 [2] - **Location**: Shanghai Stock Exchange Roadshow Center [2] - **Participation Method**: Investors can log in to the Roadshow Center to participate and ask questions [2][3] Investor Engagement - Investors can submit questions from August 29, 2025, to September 4, 2025, through the Roadshow Center or via the company's email [3] - The company will address commonly asked questions during the briefing [2][3] Contact Information - **Contact Person**: Board Office [3] - **Phone**: 0518-87018519 [3] - **Email**: dsh@quartzpacific.com [3]

投资者可于 2025 年 08 月 29 日（星期五）至 09 月 04 日（星期四）16:00 前 登录上证路演中心网站首页，点击"提问预征集"栏目或通过公司邮箱 dsh@quartzpacific.com 进行提问。公司将在说明会上对投资者普遍关注的问题 进行回答。 江苏太平洋石英股份有限公司（以下简称"公司"）已于 2025 年 08 月 23 日发布公司 2025 年半年度报告，为便于广大投资者更全面深入地了解公司 2025 年上半年经营成果、财务状况，公司计划于 2025 年 09 月 05 日（星期五） 10:00-11:00 举行 2025 半年度业绩说明会，就投资者关心的问题进行交流。 一、 说明会类型 证券代码：603688 证券简称：石英股份 公告编号：临 2025-032 江苏太平洋石英股份有限公司 关于召开 2025 年半年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： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 ...

Market Overview - The Shanghai Composite Index fell by 0.39% on August 26, with 17 industries experiencing gains, led by Agriculture, Forestry, Animal Husbandry, and Fishery, and Beauty and Personal Care, which rose by 2.62% and 2.04% respectively [1] - The Basic Chemical industry ranked third in terms of gains, while the Pharmaceutical and Biological industry and Non-Bank Financials saw declines of 1.09% and 1.06% respectively [1] - Overall, there was a net outflow of 68.855 billion yuan in the main funds across the two markets, with only two industries seeing net inflows: Beauty and Personal Care (net inflow of 276 million yuan) and Agriculture, Forestry, Animal Husbandry, and Fishery (net inflow of 257 million yuan) [1] Basic Chemical Industry Performance - The Basic Chemical industry increased by 1.26% despite a net outflow of 858 million yuan in main funds, with 402 stocks in the sector, of which 256 rose and 133 fell [2] - Nine stocks hit the daily limit up, while one stock hit the daily limit down [2] - Among the stocks with net inflows, 177 saw inflows exceeding 100 million yuan, with the top inflow stock being Zhongke Titanium Dioxide, which had a net inflow of 326 million yuan [2] Top Gainers in Basic Chemical Industry - Zhongke Titanium Dioxide: +10.02%, turnover rate 7.12%, main fund flow 325.93 million yuan [3] - Baiao Chemical: +10.02%, turnover rate 4.55%, main fund flow 173.90 million yuan [3] - Stidik: +1.89%, turnover rate 11.69%, main fund flow 125.89 million yuan [3] Top Losers in Basic Chemical Industry - Quartz Shares: -4.17%, turnover rate 5.78%, main fund flow -272.16 million yuan [4] - Jinfat Technology: -1.39%, turnover rate 5.22%, main fund flow -251.23 million yuan [4] - Hangjin Technology: +1.99%, turnover rate 16.03%, main fund flow -148.18 million yuan [4]

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 the electric equipment and new energy industry has shown stable market performance over the past year, with key developments including the establishment of national technical standards for humanoid robots led by UBTECH and the ongoing discussions to prevent price wars in the photovoltaic sector [1][3][4]. Summary by Sections Preferred Stocks - The report lists several preferred stocks with their ratings, including: - Aishuo Co., Ltd. (600732.SH) - Buy - B - Longi Green Energy (601012.SH) - Buy - B - Daqian Energy (688303.SH) - Buy - B - Fulete (601865.SH) - Buy - A - Hengdian East Magnet (002056.SZ) - Buy - A - Sungrow Power Supply (300274.SZ) - Buy - A - Canadian Solar (688472.SH) - Buy - A - Deyang Co., Ltd. (605117.SH) - Buy - A - Langxin Group (300682.SZ) - Buy - B - Quartz Co., Ltd. (603688.SH) - Buy - A [2]. Industry Developments - UBTECH has led the approval of two national standards for humanoid robots, focusing on positioning navigation and human-machine interaction [3]. - A meeting held by the Ministry of Industry and Information Technology emphasized the importance of maintaining fair competition in the photovoltaic industry and called for the orderly exit of outdated production capacity [5]. - The China Photovoltaic Industry Association has proposed initiatives to strengthen industry self-discipline and maintain a fair market order [4]. Price Tracking - The report provides price tracking for various components in the photovoltaic supply chain: - Polysilicon prices remain stable at 44.0 CNY/kg [6]. - Silicon wafer prices are stable, with N-type wafers priced at 1.20 CNY/piece [7]. - Battery cell prices are also stable, with N-type cells priced at 0.290 CNY/W [8]. - Module prices for TOPCon dual-glass components are stable at 0.685 CNY/W [8]. - Glass prices for photovoltaic applications remain unchanged [8]. Investment Recommendations - The report recommends focusing on companies in various strategic directions: - BC new technology: Aishuo Co., Ltd., Longi Green Energy - Supply-side improvement: Daqian Energy, Fulete - Overseas layout: Hengdian East Magnet, Sungrow Power Supply, Canadian Solar, Deyang Co., Ltd. - Market-oriented electricity: Langxin Group - Domestic substitution: Quartz Co., Ltd. [9].

Market Overview - The Shanghai Composite Index fell by 0.39% on August 26, with 17 out of the 28 sectors rising, led by Agriculture, Forestry, Animal Husbandry, and Fishery, and Beauty and Personal Care, which increased by 2.62% and 2.04% respectively [2] - The Basic Chemical sector ranked third in terms of gains, while the sectors with the largest declines were Pharmaceutical Biology and Non-Bank Financials, down by 1.09% and 1.06% respectively [2] Capital Flow Analysis - The main capital outflow from the two markets totaled 68.855 billion yuan, with only two sectors experiencing net inflows: Beauty and Personal Care (net inflow of 276 million yuan) and Agriculture, Forestry, Animal Husbandry, and Fishery (net inflow of 257 million yuan) [2] - The Non-Ferrous Metals sector saw the largest net outflow, totaling 10.712 billion yuan, followed by Pharmaceutical Biology with a net outflow of 8.254 billion yuan [2] Basic Chemical Sector Performance - The Basic Chemical sector rose by 1.26% despite a net outflow of 858 million yuan, with 256 out of 402 stocks in the sector rising, including 9 hitting the daily limit [3] - Among the stocks with net inflows, the top performer was Zhongke Titanium White, with a net inflow of 326 million yuan, followed by Bai'ao Chemical and Sidike with inflows of 174 million yuan and 126 million yuan respectively [3] - The stocks with the largest net outflows included Quartz Shares, Jinfa Technology, and Hangjin Technology, with outflows of 272 million yuan, 251 million yuan, and 148 million yuan respectively [3][5] Top Gainers in Basic Chemical Sector - The following stocks had significant gains and capital inflows: - Zhongke Titanium White: +10.02%, 325.93 million yuan inflow [3] - Bai'ao Chemical: +10.02%, 173.90 million yuan inflow [3] - Sidike: +1.89%, 125.89 million yuan inflow [3] - New Hecheng: +2.25%, 123.19 million yuan inflow [3] - Lushi Chemical: +6.93%, 122.38 million yuan inflow [3] Top Losers in Basic Chemical Sector - The following stocks experienced significant losses and capital outflows: - Quartz Shares: -4.17%, -272.16 million yuan outflow [5] - Jinfa Technology: -1.39%, -251.22 million yuan outflow [5] - Hangjin Technology: +1.99%, -148.18 million yuan outflow [5] - Feilu Shares: -16.73%, -145.48 million yuan outflow [5] - New Hanhua Materials: -5.09%, -136.93 million yuan outflow [5]

Market Overview - The non-metal materials sector experienced a decline of 0.52% on August 26, with Quartz Co. leading the drop [1] - The Shanghai Composite Index closed at 3868.38, down 0.39%, while the Shenzhen Component Index closed at 12473.17, up 0.26% [1] Individual Stock Performance - Quartz Co. (603688) closed at 40.47, down 4.17% with a trading volume of 313,300 shares [1] - Ningxin New Materials (839719) closed at 16.14, down 1.82% with a trading volume of 44,800 shares [1] - Lianrui New Materials (688300) closed at 62.96, down 1.01% with a trading volume of 58,300 shares [1] - Dongfang Xiayuan (832175) closed at 12.86, down 1.00% with a trading volume of 33,100 shares [1] - Power Diamond (301071) closed at 31.54, down 0.76% with a trading volume of 48,800 shares [1] - Kuncai Technology (603826) closed at 20.60, down 0.68% with a trading volume of 58,500 shares [1] - Qilu Huaxin (830832) closed at 8.71, down 0.46% with a trading volume of 24,900 shares [1] - Bingyang Technology (836675) closed at 12.80, up 0.87% with a trading volume of 21,500 shares [1] - Tianma New Materials (838971) closed at 39.39, up 2.15% with a trading volume of 65,900 shares [1] - Longgao Co. (605086) closed at 29.34, up 2.48% with a trading volume of 59,100 shares [1] Capital Flow Analysis - The non-metal materials sector saw a net outflow of 168 million yuan from institutional investors, while retail investors contributed a net inflow of 148 million yuan [1] - Speculative funds recorded a net inflow of 19.89 million yuan into the sector [1]

Investment Rating - The report maintains a positive outlook on the building materials sector, highlighting potential opportunities in both "grouping" and "switching" strategies within the industry [2][11]. Core Insights - The building materials market is experiencing a shift in focus, with technology stocks gaining momentum while the building materials sector presents viable options for investment [2]. - The report emphasizes the importance of monitoring production capacity and quality improvements in key segments such as electronic fabrics and Q fabrics, which are expected to see increased demand due to advancements in AI and PCB technologies [3][4]. - The report identifies a growing confidence in infrastructure projects in regions like Xinjiang and Tibet, driven by government investments and the necessity of transportation infrastructure [11][12]. - The consumer building materials segment is showing signs of recovery, with expectations of improved revenue performance as the market stabilizes [24][25]. Summary by Sections Grouping in Building Materials - The electronic fabric sector is expected to maintain its performance, with leading companies like Zhongcai Technology reporting strong sales and production growth [3]. - The AI industry's production expectations are advancing, with key suppliers anticipating increased output of Q fabrics by the end of the year [4]. - The report highlights the importance of monitoring the production capacity and quality of Q fabrics, which will determine the actual supply capabilities of companies [4]. Switching in Building Materials - Infrastructure projects in Xinjiang and Tibet are gaining traction, with significant government backing and a strong demand for cement due to the region's unique geographical advantages [11][12]. - The consumer building materials sector is entering a recovery phase, with sales and construction data indicating a bottoming out of the market [13][14]. - The report notes that the cement industry is poised for potential growth, driven by policy improvements and governance enhancements [15][29]. Cement Industry - The cement sector is entering a peak season, but market performance remains subdued due to high comparative bases from the previous year [29][30]. - The report emphasizes the importance of policy measures to limit overproduction in the cement industry, which could enhance profitability [30][33]. - Companies like Conch Cement and Huaxin Cement are highlighted for their strong cash flow and potential for shareholder returns [34][38]. Glass Industry - The float glass market is experiencing price stabilization, with environmental regulations expected to impact production costs [40][41]. - The report indicates that the glass industry is facing cash flow challenges, with many companies operating at a loss [42]. - Companies like Xinyi Glass are expected to maintain competitive positions despite market pressures, with a focus on improving operational efficiency [43]. Photovoltaic Glass - The photovoltaic glass segment is seeing a decline in inventory levels, with prices remaining stable amid increased demand from downstream component manufacturers [48]. - The report notes that while domestic prices are under pressure, overseas markets are performing better, which could benefit leading companies in the sector [49]. Fiberglass - The fiberglass market is characterized by a divergence in production and sales, with electronic fabrics maintaining a favorable outlook [50].

Core Insights - The company Quartz Co., Ltd. (603688) reported a significant decline in its financial performance for the first half of 2025, with total revenue of 515 million yuan, down 30.13% year-on-year, and a net profit attributable to shareholders of 107 million yuan, down 58.41% [1] Financial Performance Summary - Total revenue for the first half of 2025 was 515 million yuan, a decrease from 737 million yuan in the same period of 2024, reflecting a decline of 30.13% [1] - Net profit attributable to shareholders was 107 million yuan, down from 257 million yuan in 2024, marking a 58.41% decrease [1] - The gross profit margin fell to 38.35%, down 29.03% year-on-year, while the net profit margin decreased to 20.27%, down 42.22% [1] - The total of financial, sales, and administrative expenses reached 55.42 million yuan, accounting for 10.76% of total revenue, an increase of 57.09% year-on-year [1] - Earnings per share dropped to 0.20 yuan, down 57.45% from 0.47 yuan in the previous year [1] Cash Flow and Asset Changes - Cash and cash equivalents decreased by 31.53%, attributed to reduced income and increased raw material purchases [3] - Accounts receivable decreased by 25.08%, while accounts payable decreased by 22.58% due to payments made [6] - The net cash flow from operating activities saw a drastic decline of 111.73%, primarily due to decreased sales revenue and payments for materials [9] Investment and Financing Activities - The net cash flow from investing activities increased by 58.76%, due to a reduction in net investment in financial products compared to the previous year [9] - The net cash flow from financing activities rose by 94.18%, attributed to a decrease in dividends compared to the previous year [10] Market Position and Analyst Expectations - Analysts project that the company's performance for 2025 will reach approximately 359 million yuan, with an average earnings per share estimate of 0.67 yuan [13] - The company's return on invested capital (ROIC) was reported at 4.66% for the previous year, indicating a generally weak capital return trend [11]

Core Viewpoint - The stock price of Quartz Co., Ltd. has increased by 10.02% to 42.82 yuan as of August 22, 2025, with a total market capitalization of 23.195 billion yuan, ranking 1st in the non-metallic materials sector and 810th in the A-share market [1]. Shareholder Changes - As of June 30, 2025, the number of shareholders of Quartz Co., Ltd. reached 63,700, an increase of 6,120 or 10.64% compared to March 31, 2025. The average number of shares held per shareholder decreased from 9,415 to 8,510, with an average holding value of 299,700 yuan [2][6]. Performance Disclosure Highlights - The mid-year report for 2025 indicates that Quartz Co., Ltd. achieved a main revenue of 515 million yuan, a year-on-year decrease of 30.13%. The net profit attributable to shareholders was 107 million yuan, down 58.41%, and the net profit after deducting non-recurring gains and losses was 61.2857 million yuan, a decline of 75.84%. In the second quarter of 2025, the company reported a single-quarter main revenue of 261 million yuan, a decrease of 23.96%, and a net profit of 54.0918 million yuan, down 45.04% [3].

Group 1 - Quartz Co., Ltd. (603688.SH) released its semi-annual report for 2025 on August 23, 2025, showing that as of August 22, 2025, 16 institutional investors disclosed holding a total of 145 million shares, accounting for 26.73% of the total share capital [1] - The top ten institutional investors include notable entities such as Futen Development Co., Ltd., Hong Kong Central Clearing Limited, and Agricultural Bank of China, with the top ten collectively holding 26.70% of the shares, a decrease of 0.39 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, one fund, Southern CSI 500 ETF, increased its holdings by 0.11% compared to the previous period, while three funds, including Ruiyuan Growth Value Mixed A and Solar ETF, decreased their holdings by a total of 0.71% [2] - Nine new public funds disclosed their holdings this period, including Morgan Excellence Manufacturing Stock A and Huazheng聚恒精选A, while two funds, Ping An 500 ETF Link A and Yinhua CSI Solar Industry ETF Initiated Link A, were no longer disclosed [2]