Market Overview - On September 4, the non-metal materials sector declined by 1.71% compared to the previous trading day, with Lianrui New Materials leading the drop [1] - The Shanghai Composite Index closed at 3765.88, down 1.25%, while the Shenzhen Component Index closed at 12118.7, down 2.83% [1] Stock Performance - Notable gainers in the non-metal materials sector included: - Changjiang Materials, up 10.00% to 26.40, with a trading volume of 183,900 shares and a turnover of 470 million yuan [1] - Ningxin New Materials, up 7.58% to 19.88, with a trading volume of 265,300 shares and a turnover of 528 million yuan [1] - Tianma New Materials, up 4.44% to 40.69, with a trading volume of 104,800 shares and a turnover of 419 million yuan [1] - Lianrui New Materials saw a decline of 4.45% to 50.50, with a trading volume of 74,900 shares and a turnover of 385 million yuan [2] Capital Flow - The non-metal materials sector experienced a net inflow of 147 million yuan from institutional investors, while retail investors saw a net outflow of 59.57 million yuan [2] - The capital flow for key stocks showed: - Changjiang Materials had a net inflow of 157 million yuan from institutional investors, while retail investors had a net outflow of 78.39 million yuan [3] - Lianrui New Materials had a net outflow of 17.98 million yuan from institutional investors, with a net inflow of 27.89 million yuan from retail investors [3]

Group 1 - The core point of the article highlights the performance of the Commodity ETF (510170), which opened down 0.73% at 1.088 yuan on September 4 [1] - The major holdings of the Commodity ETF include Dongyangguang, which rose by 2.56%, and several other companies such as Luoyang Molybdenum, Zijin Mining, and Huayou Cobalt, which experienced slight declines [1] - The performance benchmark for the Commodity ETF is the Shanghai Commodity Stock Index, managed by Guolian An Fund Management Company, with a return of 36.36% since its inception on November 26, 2010, and a return of 12.14% over the past month [1]

Market Overview - The non-metal materials sector experienced a decline of 1.57% on September 3, with Changjiang Materials leading the drop [1] - The Shanghai Composite Index closed at 3813.56, down 1.16%, while the Shenzhen Component Index closed at 12472.0, down 0.65% [1] Stock Performance - Notable gainers included Ningxin New Materials, which rose by 10.79% to a closing price of 18.48, and Tianma New Materials, which increased by 4.12% to 38.96 [1] - Conversely, Changjiang Materials fell by 5.88% to 24.00, and other stocks like Bingyang Technology and Qilu Huaxin also saw declines of 5.53% and 3.08% respectively [2] Trading Volume and Capital Flow - The non-metal materials sector saw a net inflow of 54.54 million yuan from institutional investors, while retail investors experienced a net outflow of 34.45 million yuan [2] - The trading volume for Ningxin New Materials was 234,800 hands, with a transaction value of 427 million yuan, indicating strong investor interest [1] Individual Stock Capital Flow - Key stocks such as Suotong Development and Longgao Co. had significant capital movements, with Suotong Development seeing a net inflow of 89.68 million yuan from institutional investors [3] - In contrast, Changjiang Materials had a net outflow of 9.39 million yuan from institutional investors, indicating a lack of confidence among larger investors [3]

Core Viewpoint - Antibacterial glass is an emerging functional glass that not only retains the original functions and decorative effects of glass but also adds the ability to inhibit and kill pathogenic microorganisms, leading to increased demand across various sectors [1][7]. Market Overview - The market size of the antibacterial glass industry in China reached 1.16 billion yuan in 2018 and is projected to grow to 2 billion yuan by 2024, with a compound annual growth rate (CAGR) of 9.5% [1][8]. - In 2020, due to the pandemic, the market size in the medical field increased by 13.3% due to the strong antibacterial capabilities of the glass [1]. Industry Chain - The upstream of the antibacterial glass industry includes raw materials such as quartz sand, soda ash, and nano antibacterial agents, with quartz sand being the core raw material [6]. - The midstream involves the production and manufacturing of antibacterial glass, while the downstream includes application fields such as healthcare, food processing, and construction [6]. Product Characteristics - Antibacterial glass is categorized into different types based on antibacterial mechanisms, including silicon-silver coated, silicon-titanium coated, and silicon-fluorine coated antibacterial glass, each with unique properties [4][5]. Competitive Landscape - The antibacterial glass industry is primarily dominated by foreign companies, with significant market share held by firms like Corning in the U.S. However, domestic companies are gradually increasing their market share through technological advancements [8]. Development Trends - Market demand for antibacterial glass is expected to continue growing, particularly in healthcare, food packaging, and construction sectors, driven by increasing consumer health awareness [10]. - Companies in the antibacterial glass industry are focusing on green and sustainable development, emphasizing the use of eco-friendly materials and reducing energy consumption [11]. - There is a need for companies to explore international markets, especially in Southeast Asia and the Middle East, where there is a rising demand for antibacterial glass products due to public health upgrades and infrastructure development [12].

Investment Rating - The report maintains a "Buy" rating for the company, expecting a relative performance increase of over 15% compared to the benchmark index within the next 6 to 12 months [4][23]. Core Views - The company has shown strong potential in the semiconductor materials sector, with a significant increase in market share anticipated due to domestic substitution trends [7][8]. - The report slightly lowers the profit forecast for 2025-2027, reflecting pressures in the photovoltaic sand market, but maintains a positive outlook on the semiconductor materials business [8][6]. Summary by Sections Financial Performance - In H1 2025, the company achieved revenue of 510 million yuan, a year-on-year decrease of 30.1%, and a net profit attributable to shareholders of 110 million yuan, down 58.4% year-on-year [6]. - For Q2 2025, the company reported revenue of 260 million yuan, a decrease of 24.0% year-on-year, but a slight increase of 2.8% quarter-on-quarter [6]. Semiconductor Materials Outlook - The company is expected to enhance its market share in semiconductor quartz glass materials, having received certifications from major international equipment manufacturers [8]. - The domestic production of semiconductor sand is anticipated to accelerate, with the company already achieving certifications for its self-produced sand from several international semiconductor equipment vendors [8]. Photovoltaic Sector Challenges - The high-purity quartz sand segment faced a revenue drop of 59.20% year-on-year in H1 2025, primarily due to weak demand from the photovoltaic sector [8]. - The report suggests that as inventory depletion in downstream sectors concludes, the actual demand for high-purity quartz sand is expected to gradually recover [8]. Profit Forecast and Valuation - The revised profit forecasts for 2025, 2026, and 2027 are 300 million yuan, 450 million yuan, and 620 million yuan, respectively, reflecting adjustments in sales volume and price assumptions for photovoltaic quartz sand [8]. - The current price-to-earnings (P/E) ratio is projected at 72.1, 48.1, and 34.9 for the years 2025, 2026, and 2027, respectively, while the price-to-book (P/B) ratio is expected to be 3.7, 3.5, and 3.2 [8].

Market Overview - The non-metal materials sector experienced a decline of 3.75% on September 2, with Lianrui New Materials leading the drop [1] - The Shanghai Composite Index closed at 3858.13, down 0.45%, while the Shenzhen Component Index closed at 12553.84, down 2.14% [1] Stock Performance - Notable gainers in the non-metal materials sector included: - Changjiang Materials: Closed at 25.50, up 2.74% with a trading volume of 246,300 shares and a turnover of 613 million yuan [1] - Bingyang Technology: Closed at 13.01, up 2.12% with a trading volume of 35,000 shares [1] - Major decliners included: - Lianrui New Materials: Closed at 53.13, down 7.16% with a trading volume of 93,600 shares and a turnover of 510 million yuan [2] - Quartz Shares: Closed at 40.04, down 4.62% with a trading volume of 199,800 shares and a turnover of 814 million yuan [2] Capital Flow - The non-metal materials sector saw a net outflow of 316 million yuan from institutional investors, while retail investors contributed a net inflow of 238 million yuan [2] - The detailed capital flow for selected stocks showed significant outflows for: - Lianrui New Materials: Net outflow of 56.86 million yuan from institutional investors [3] - Quartz Shares: Net outflow of 84.32 million yuan from institutional investors [3] - Retail investors showed a net inflow into several stocks, including: - Longgao Co.: Net inflow of 6.11 million yuan [3] - Changjiang Materials: Net inflow of 43.57 million yuan [3]

Summary of Quartz Co. Conference Call Company and Industry Overview - The conference call focuses on Quartz Co., which operates in the semiconductor quartz sand and quartz glass materials industry [2][4] - The global demand for semiconductor-grade quartz sand is approximately 30,000 tons, valued between 3 billion to 4.5 billion RMB [2][6] - Quartz Co. has been certified by major overseas equipment manufacturers, positioning itself as one of the few qualified suppliers globally [2][8] Key Insights and Arguments - The semiconductor quartz materials market is expected to grow at a compound annual growth rate (CAGR) of 10% from 2025 to 2030, potentially reaching a market size of 24 billion RMB by 2030 [2][10] - Quartz Co. aims to increase its market share to 20%, with long-term profit potential estimated at 1.6 billion RMB, corresponding to a market capitalization of approximately 30 billion RMB [2][11] - For 2025, the revenue from semiconductor quartz glass materials is projected to be between 500 million to 600 million RMB, with a net profit margin of 35% to 40%, resulting in an estimated profit of around 200 million RMB [2][11] Competitive Landscape - In the high-temperature diffusion segment, Quartz Co. competes with major players like Mattson and Heraeus, while in the low-temperature etching segment, it competes with six other companies including Mattson and Heraeus [2][4][9] - Currently, only three companies can supply verified semiconductor-grade quartz sand, including Quartz Co., which has recently gained certification [8][9] Market Dynamics - The global market for semiconductor-grade quartz sand is approximately 30 billion to 45 billion RMB, with prices ranging from 100,000 to 150,000 RMB per ton [6][12] - The market for photovoltaic-grade high-purity quartz sand is around 70,000 to 80,000 tons, with Quartz Co. facing challenges due to reduced demand and increased competition [5][14] - The company expects to recover sales in the photovoltaic segment, projecting sales of 30,000 to 40,000 tons by 2030, with profits estimated between 300 million to 600 million RMB [5][14] Future Growth Expectations - The semiconductor quartz sand market is anticipated to grow to 40,000 tons by 2030, with Quartz Co. expected to capture 35% to 40% of this market, translating to revenues of 1.5 billion RMB and net profits of 750 million RMB [3][13] - The company is positioned to fill gaps in the domestic semiconductor supply chain, especially as domestic high-purity silicon sand still relies on imports [18] Additional Considerations - Quartz Co. is involved in multiple business areas, including electric light sources, optical fibers, and optics, which may contribute to its overall valuation [15] - The relationship between Yaoshi Technology and Quartz Co. is noted, as both companies may have synergistic effects in certain business areas [17] - The company’s strong product competitiveness and favorable competitive landscape make it a potential long-term investment opportunity [19]

Investment Rating - The report maintains a "Buy" rating for several companies in the solar sector, with specific ratings as follows: - Aishuo Co., Ltd. (600732.SH) - Buy-B - Longi Green Energy (601012.SH) - Buy-B - Daqian Energy (688303.SH) - Buy-B - Flat Glass Group (601865.SH) - Buy-A - Hengdian East Magnetic (002056.SZ) - Buy-A - Sungrow Power Supply (300274.SZ) - Buy-A - Canadian Solar (688472.SH) - Buy-A - Deye Technology (605117.SH) - Buy-A - Langxin Group (300682.SZ) - Buy-B - Quartz Co., Ltd. (603688.SH) - Buy-A [1] Core Insights - In July 2025, the domestic photovoltaic (PV) new installed capacity was 11.0 GW, a year-on-year decrease of 47.6% and a month-on-month decrease of 23.1%. Cumulatively, from January to July, the new installed capacity reached 223.25 GW, representing an increase of 80.7% year-on-year [2][12]. - The export value of PV components in July was 15.89 billion yuan, down 13.7% year-on-year but up 0.5% month-on-month. The cumulative export value from January to July was 111.25 billion yuan, down 22.6% year-on-year [2][14]. - In contrast, the inverter export value in July was 6.51 billion yuan, showing a year-on-year increase of 16.3% but a slight month-on-month decline of 1.2%. The cumulative export value from January to July was 37.11 billion yuan, up 9.0% year-on-year [3][29]. - Solar power generation in July increased by 28.7% year-on-year, with a total generation of 74.43 billion kWh, accounting for 8.03% of the total industrial power generation in the country [4][42]. Summary by Sections 1. Installed Capacity - In July 2025, the domestic PV new installed capacity was 11.0 GW, reflecting a year-on-year decline of 47.6% and a month-on-month decline of 23.1%. The cumulative installed capacity from January to July reached 223.25 GW, marking an 80.7% increase year-on-year [12]. 2. Exports - **Components**: The export value of PV components in July was 15.89 billion yuan, down 13.7% year-on-year but up 0.5% month-on-month. The cumulative export value from January to July was 111.25 billion yuan, down 22.6% year-on-year [14]. - **Inverters**: The inverter export value in July was 6.51 billion yuan, with a year-on-year increase of 16.3% and a month-on-month decrease of 1.2%. The cumulative export value from January to July was 37.11 billion yuan, up 9.0% year-on-year [29]. 3. Solar Power Generation - In July, solar power generation increased by 28.7% year-on-year, totaling 74.43 billion kWh, which accounted for 8.03% of the total industrial power generation in the country [42]. 4. Investment Recommendations - The report recommends focusing on companies based on various strategic directions: - New technology: Aishuo Co., Ltd., Longi Green Energy - Supply-side improvement: Daqian Energy, Flat Glass Group - Overseas expansion: Hengdian East Magnetic, Sungrow Power Supply, Canadian Solar, Deye Technology - Market-oriented power: Langxin Group - Domestic substitution: Quartz Co., Ltd. - Additional companies to watch include Xinyi Solar, GCL-Poly Energy, Tongwei Co., Ltd., TCL Zhonghuan, New Special Energy, Dier Laser, Foster, Haiyou New Materials, JA Solar, Trina Solar, JinkoSolar, CITIC Bo, Maiwei, Jinglong Technology, Shanghai Ailu, and Guangxin Materials [47].

Market Overview - On August 28, the non-metal materials sector rose by 1.18%, with Quartz Co. leading the gains [1] - The Shanghai Composite Index closed at 3843.6, up 1.14%, while the Shenzhen Component Index closed at 12571.37, up 2.25% [1] Stock Performance - Key stocks in the non-metal materials sector showed varied performance: - Quartz Co. (603688) closed at 40.53, up 2.58% with a trading volume of 190,000 shares [1] - Lianrui New Materials (688300) closed at 59.79, up 2.56% with a trading volume of 121,100 shares [1] - Other notable stocks included: - Bingyang Technology (836675) at 12.42, up 1.22% [1] - Qilu Huaxin (830832) at 8.45, up 0.60% [1] - Strength Diamond (301071) at 30.99, up 0.42% [1] Capital Flow - The non-metal materials sector experienced a net outflow of 205 million yuan from institutional investors, while retail investors saw a net inflow of approximately 85.69 million yuan [2] - The capital flow for key stocks included: - Quartz Co. had a net inflow of 2.34 million yuan from institutional investors [3] - Longgao Co. (605086) saw a net outflow of 1.28 million yuan from institutional investors [3] - Strength Diamond experienced a significant net outflow of 20.80 million yuan from institutional investors [3]

Company Overview - Quartz Co., Ltd. is located in Lianyungang City, Jiangsu Province, and was established on April 23, 1999. The company was listed on October 31, 2014. Its main business involves the research, production, and sales of high-purity quartz sand, quartz tubes (rods, plates, ingots, and cylinders), quartz crucibles, and other quartz materials, primarily used in light sources, photovoltaics, semiconductors, and optical fibers [1][2]. Financial Performance - As of June 30, 2025, Quartz Co. reported a revenue of 515 million yuan, a year-on-year decrease of 30.13%. The net profit attributable to the parent company was 107 million yuan, down 58.41% year-on-year [2]. - The company has distributed a total of 3.374 billion yuan in dividends since its A-share listing, with 2.945 billion yuan distributed over the past three years [3]. Stock Performance - On August 28, 2023, the stock price of Quartz Co. increased by 2.02%, reaching 40.31 yuan per share, with a trading volume of 310 million yuan and a turnover rate of 1.43%. The total market capitalization stood at 21.835 billion yuan [1]. - Year-to-date, the stock price has risen by 41.24%, but it has decreased by 5.26% over the last five trading days. In the last 20 days, the stock increased by 15.30%, and over the last 60 days, it rose by 24.45% [1]. Shareholder Information - As of June 30, 2025, the number of shareholders of Quartz Co. was 63,700, an increase of 10.64% from the previous period. The average number of circulating shares per shareholder was 8,509, a decrease of 9.61% [2]. - Among the top ten circulating shareholders, Hong Kong Central Clearing Limited held 8.003 million shares, a decrease of 2.6924 million shares from the previous period. Southern CSI 500 ETF held 4.0076 million shares, an increase of 574,900 shares [3].