Core Insights - The non-metal materials sector experienced a slight increase of 0.21% on September 22, with Tianma New Materials leading the gains [1] - The Shanghai Composite Index closed at 3828.58, up 0.22%, while the Shenzhen Component Index closed at 13157.97, up 0.67% [1] Sector Performance - Tianma New Materials (code: 838971) saw a significant rise of 7.88%, closing at 45.31 with a trading volume of 123,800 shares and a transaction value of 550 million yuan [1] - Other notable performers included Lianrui New Materials (code: 688300) with a 2.04% increase, and Quartz Co. (code: 603688) with a 1.09% increase [1] - Conversely, Jiangsu Changjiang Materials (code: 001296) and Dongfang Carbon (code: 832175) experienced declines of 0.62% and 2.68%, respectively [1] Capital Flow - The non-metal materials sector saw a net inflow of 15.17 million yuan from institutional investors, while retail investors experienced a net outflow of 24.70 million yuan [3] - The overall capital flow indicates a mixed sentiment among different investor categories within the sector [3]

Market Overview - On September 19, the non-metal materials sector rose by 1.33% compared to the previous trading day, with Tianma New Materials leading the gains [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Stock Performance - Tianma New Materials (code: 838971) closed at 42.00, up 10.53% with a trading volume of 146,300 shares and a transaction value of 605 million yuan [1] - Other notable performers included: - Strength Diamond (code: 301071) at 32.63, up 3.42% [1] - Quartz Shares (code: 603688) at 39.52, up 1.88% [1] - Suotong Development (code: 603612) at 26.81, up 1.78% [1] - Qilu Huaxin (code: 830832) at 8.95, up 1.02% [1] Capital Flow - The non-metal materials sector saw a net inflow of 218 million yuan from institutional investors, while retail investors experienced a net outflow of 150 million yuan [2] - The capital flow for key stocks included: - Quartz Shares with a net inflow of 112 million yuan from institutional investors [3] - Suotong Development with a net inflow of 62.73 million yuan from institutional investors [3] - Strength Diamond with a net inflow of 31.12 million yuan from institutional investors [3]

证券之星消息，9月18日非金属材料板块较上一交易日下跌0.07%，长江材料领跌。当日上证指数报收于 3831.66，下跌1.15%。深证成指报收于13075.66，下跌1.06%。非金属材料板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 688300 | 联瑞新材 | 56.60 | 3.95% | 11.38万 | | 6.44亿 | | 832175 | 东方碳素 | 13.06 | 1.40% | 5.39万 | 7090.59万 | | | 603688 | 石英股份 | 38.79 | 1.23% | 27.15万 | | 10.60亿 | | 830832 | 齐鲁华信 | 8.86 | 0.23% | 6.58万 | 5879.74万 | | | 838971 | 天马新材 | 38.00 | 0.11% | 4.11万 | | 1.58亿 | | 836675 | 秉扬科技 | 12.41 | -1.27% | 2.07万 | 2609.44 ...

Market Overview - On September 17, the non-metal materials sector experienced a slight decline of 0.1%, with Suotong Development leading the drop [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Stock Performance - Notable gainers in the non-metal materials sector included: - Changjiang Materials: closed at 24.29, up 2.58% with a trading volume of 83,400 shares and a turnover of 201 million yuan [1] - Dongfang Xiayuan: closed at 12.88, up 1.18% with a trading volume of 27,800 shares and a turnover of 35.7 million yuan [1] - Ningxin New Materials: closed at 17.49, up 1.10% with a trading volume of 63,600 shares and a turnover of 111 million yuan [1] - Conversely, Suotong Development saw a significant decline, closing at 26.90, down 2.39% with a trading volume of 245,300 shares and a turnover of 662 million yuan [2] Capital Flow - The non-metal materials sector experienced a net outflow of 45.6455 million yuan from institutional investors, while retail investors saw a net inflow of 8.4459 million yuan [2] - The capital flow for specific stocks showed: - Changjiang Materials had a net inflow of 15.8210 million yuan from institutional investors [3] - Suotong Development faced a substantial net outflow of 61.0257 million yuan from institutional investors [3]

Group 1 - The non-metal materials sector experienced a decline of 0.56% on September 16, with Ningxin New Materials leading the drop [1] - The Shanghai Composite Index closed at 3861.87, up 0.04%, while the Shenzhen Component Index closed at 13063.97, up 0.45% [1] - Key stocks in the non-metal materials sector showed mixed performance, with notable declines in several companies [1][2] Group 2 - Ningxin New Materials saw a significant drop of 3.46%, closing at 17.30, with a trading volume of 86,600 shares and a turnover of 150 million yuan [2] - The sector experienced a net outflow of 117 million yuan from main funds, while retail investors contributed a net inflow of 96.95 million yuan [2]

Market Overview - On September 15, the non-metal materials sector declined by 1.59%, with Suotong Development leading the drop [1] - The Shanghai Composite Index closed at 3860.5, down 0.26%, while the Shenzhen Component Index closed at 13005.77, up 0.63% [1] Stock Performance - Notable gainers included Tianma New Materials, which rose by 1.44% to a closing price of 39.36, and Qilu Huaxin, which increased by 1.25% to 8.88 [1] - Conversely, Suotong Development fell by 3.83% to 27.38, and Longgao Co. dropped by 1.30% to 25.87 [2] Trading Volume and Value - Tianma New Materials had a trading volume of 30,200 hands and a transaction value of 118 million yuan [1] - Suotong Development recorded a trading volume of 320,500 hands with a transaction value of 896 million yuan [2] Capital Flow Analysis - The non-metal materials sector experienced a net outflow of 162 million yuan from institutional investors, while retail investors saw a net inflow of 104 million yuan [2] - The capital flow for individual stocks showed that Shiyin Co. had a significant net outflow of 1,041.7 million yuan from institutional investors [3] Individual Stock Capital Flow - Shiyin Co. had a net outflow of 1,041.7 million yuan from institutional investors, while retail investors contributed a net inflow of 8,178.17 million yuan [3] - Longgao Co. saw a net outflow of 333.93 million yuan from institutional investors, with a small net inflow from retail investors of 151.12 million yuan [3]

Group 1 - The non-metal materials sector increased by 1.02% compared to the previous trading day, with strength led by diamond stocks [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] Group 2 - In terms of capital flow, the non-metal materials sector experienced a net outflow of 786.22 million yuan from main funds and a net outflow of 1525.68 million yuan from speculative funds, while retail investors saw a net inflow of 2311.9 million yuan [2]

Report Summary 1. Report Industry Investment Rating No information provided in the given content. 2. Core Viewpoints of the Report - The company has significant growth in the high - speed communication line business in the first half of 2025, and is steadily expanding its production capacity to meet market demand [21]. - The company's high - speed communication line products have good application prospects in data centers and are conducting pre - research on higher - rate products [22]. - Each business segment of the company, including electronic materials, power products, and new energy vehicle products, has a stable development trend and good growth potential [24][25]. - The company has core competitive advantages in technology, manufacturing, marketing, brand, and business synergy, which support its long - term development [25][26]. 3. Summary by Relevant Catalogs 3.1. Research Basic Situation - Research object: Woer Nuclear Material [16]. - Industry: Non - metallic materials [16]. - Reception time: September 10, 2025 [16]. - Reception personnel: Board secretary Qiu Wei and securities affairs representative Li Wenya [16]. 3.2. Detailed Research Institutions - Securities companies: CICC, Great Wall Securities [17]. - Asset management company: Guojun Asset Management [17]. - Others: Sega Holdings, Ningbo Baojun, Hanxin Investment, New World Financial Holdings, etc. [17]. 3.3. Proportion of Research Institutions - Securities companies: 25% [18]. - Others: 63% [18]. - Asset management companies: 13% [18]. 3.4. Main Content Data 3.4.1. High - speed Communication Line Business - In the first half of 2025, the company's communication cable business revenue was 1.246 billion yuan, a year - on - year increase of 62.46%, and the high - speed communication line revenue was 466 million yuan, a year - on - year increase of 397.80% [21]. - The company is expanding production capacity. By the end of this year, it will have more than 20 key imported foamed core wire extruders, and 10 more will arrive by the end of next April [21]. 3.4.2. Application and R & D of High - speed Communication Line Products - The 224G single - channel high - speed communication line is the most advanced product in the market, mainly for the foreign high - end market, with rapid growth in the first half of 2025 [22]. - The company is developing samples of the next - generation single - channel 448G high - speed communication line [22]. 3.4.3. Impact of Copper Price Fluctuations - Copper accounts for a small proportion of the raw materials of high - speed communication lines. The company takes cost - control measures, and copper price increases have little impact on profitability [23]. 3.4.4. Robot Cable Business - Industrial robot cables are applied to various types of robots through wiring harness customers; some products for embodied intelligent robots are in the trial and testing stage [23]. 3.4.5. Customers of High - speed Lines - Main customers include international customers such as Amphenol, HellermannTyton, Molex, and TE Connectivity, and domestic customers such as Luxshare, Qinghong, and Huafeng [23]. 3.4.6. Other Business Segments - The electronic materials and power product business segments have a stable development trend and the company will focus on R & D, production optimization, and market expansion [24]. - The new energy vehicle product business has a good growth rate, and the company's DC charging gun revenue ranked first in the domestic industry in 2024 [25]. 3.4.7. Core Competitive Advantages - Technical advantage: A national high - tech enterprise with a professional R & D team and independent intellectual property rights [25]. - Manufacturing advantage: A mature production process, advanced manufacturing equipment, and large - scale delivery capabilities [25]. - Marketing advantage: A wide - ranging marketing network and a professional marketing team [26]. - Brand advantage: Well - known brands in the industry with a good reputation [26]. - Business synergy advantage: Promote the coordinated development of multiple industries to form scale effects [26]. 3.4.8. H - share Listing - The company plans to issue H - shares for business development needs, which will help promote the international strategy and expand financing channels [26]. - The application materials have been submitted, and feedback has been received, with the work progressing in an orderly manner [27].

Market Performance - The non-metal materials sector increased by 4.61% on September 5, with Suotong Development leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] Stock Performance - Suotong Development (603612) closed at 27.19, with a rise of 7.51% and a trading volume of 628,000 shares, amounting to a transaction value of 1.665 billion [1] - Other notable stocks included: - Dongfang Xiayuan (832175) at 14.14, up 5.44% with a transaction value of 140 million [1] - Quartz Shares (603688) at 39.51, up 5.05% with a transaction value of 723 million [1] - Lianrui New Materials (688300) at 52.89, up 4.73% with a transaction value of 292 million [1] Fund Flow Analysis - The non-metal materials sector saw a net inflow of 66.5381 million from main funds, while retail funds experienced a net outflow of 33.4671 million [1] - Specific stock fund flows included: - Suotong Development had a main fund net inflow of 10.4 million, with retail funds showing a net outflow of 38.7038 million [2] - Quartz Shares had a main fund net inflow of 5.2434 million, while retail funds had a net outflow of 24.5992 million [2] - Lianrui New Materials had a main fund net inflow of 3.9314 million, with retail funds showing a net inflow of 451.99 thousand [2]

Group 1 - Report research object: Feilihua [16] - Industry: Non-metallic materials [16] - Reception time: September 4, 2025 [16] - Company reception personnel: Board Secretary Zheng Wei, Securities Affairs Representative Peng Wei [16] Group 2 - Detailed research institutions: CITIC Securities, Industrial Securities, Orient Fortune Securities, Jianxin Fund, Changsheng Fund, China Merchants Fund, Xitai Investment, and Quanguo Fund [17] Group 3 - Proportion of research institutions: 38% securities companies, 50% fund management companies, 13% investment companies [18] Group 4 - In 2025 H1, quartz electronic cloth achieved sales revenue of 13.1248 million yuan and is in the client small - batch testing and end - customer certification stage [21] - The company has vertical integration R & D and production capabilities across the entire quartz electronic cloth industry chain and has 7 - year R & D experience. It is also the leading supplier of quartz fiber for the aerospace field [23] - The company is a domestic leader in large - scale synthetic quartz glass materials manufacturing. It can produce TFT - LCD photomask substrates from G4.5 to G10.5 generations. The Hefei project can supply in batches and has small - batch shipments, while the Jinan project has completed the mass - production line for basic products and is optimizing the process [24] - The high - purity synthetic quartz sand project has entered the pilot - test stage; some products have formed mass - production capabilities, and some products are at the domestic leading level and have passed customer verification [25] - The company is a leading global and domestic supplier of quartz glass fiber in the aerospace field. In 2025 H1, quartz fiber demand recovered, and multiple high - performance composite product projects were successfully developed, with 1 project in mass production [26]