北交所策略专题报告 2025 年 08 月 24 日 北证 50 与专精特新指数齐创历史新高，北证 50 新中枢 1450-1650 点或将确立 ——北交所策略专题报告 北交所研究团队 诸海滨（分析师） zhuhaibin@kysec.cn 证书编号：S0790522080007 专题：北证"双指数"均创历史新高，北证 50 的"新中枢"或将确立 本周北证"双指数"均创历史新高，本轮上涨中北证 50 是继 2025 年 5 月 21 日 盘中最高点触及 1500.31 点后，指数首次有效突破 1500 点位置，其中 2025 年 8 月 20 号收盘价到达历史最高点 1615.16 点，2025 年 8 月 22 号收盘价稳定在 1600.27 点；北证专精特新指数在 2025 年 8 月 20 号和 2025 年 8 月 22 号收盘价 分别为 2832.92 点和 2785.76 点。我们认为本周北证 50 在突破 1500 这一关键平 台后，或将进入寻找下一个新中枢的过程，预计北证 50 新中枢有望处于 1450-1650 点左右，其背后的驱动力来自于：1）北交所企业"专精特新"含量高， 聚集的科技中小 ...

Group 1 - The polyurethane industry is experiencing a recovery, with recent price increases observed in TDI compared to June 1, 2025, and the beginning of 2025. This is attributed to supply constraints in the overseas market due to an incident at Covestro's TDI facility in Germany and ongoing reductions in overseas TDI production capacity influenced by energy costs and environmental policies [1][10]. - The industry is expected to benefit from the optimization of supply and demand dynamics, leading to an upward trend in the polyurethane industry's prosperity [1][10]. - The report suggests focusing on Yinuowei, a company engaged in the production and sales of polyurethane raw materials and other downstream derivative products [1][15]. Group 2 - The chemical new materials sector on the North Exchange saw a weekly increase of 1.65%, with notable performances from the rubber and plastic products industry and non-metallic materials, which rose by 5.27% and 5.26% respectively [2][24]. - Individual stocks that performed well in the chemical new materials sector included Gebijia (+48.22%), Huami New Materials (+28.25%), and Litong Technology (+21.59%) [2][26]. - The North Exchange 50 index closed at 1476.33 points, reflecting a weekly increase of 2.40% [2][19]. Group 3 - Yingtai Bio reported significant growth in its performance for the first half of 2025, achieving revenue of 2.966 billion yuan, up from 2.879 billion yuan in the same period last year, and a net profit of 15.29 million yuan compared to a loss of 79.38 million yuan in the previous year [3][52]. - In contrast, Dier Chemical experienced a decline in performance, with revenue of 302.47 million yuan, down 26.59% year-on-year, and a net profit of 26.90 million yuan, down 46.67% [3][52].

Group 1 - Silicon nitride (Si3N4) is a covalent compound composed of silicon and nitrogen, exhibiting superior properties such as high-temperature resistance (flexural strength over 350 MPa at 1200°C), acid and alkali corrosion resistance, and self-lubrication, making it widely applicable in aerospace, defense, and machinery sectors [2][10][14] - The market size for silicon nitride powder in China reached 170 million yuan in 2021, with projections to grow to 370 million yuan by 2028, reflecting a compound annual growth rate (CAGR) of 10.40% from 2022 to 2028 [2][10][14] - Domestic high-quality silicon nitride raw materials are scarce, leading to a reliance on imports, primarily from suppliers like Ube Industries and Toshiba [2][16] Group 2 - The chemical new materials sector on the North Exchange experienced a weekly increase of 2.82%, with notable performance in the rubber and plastic products industry, which rose by 8.05% [3][22][23] - The North Exchange 50 index closed at 1441.72 points, reflecting a weekly increase of 1.56%, while the Shanghai and Shenzhen 300 index rose by 1.23% [21][24] - Key stocks in the chemical new materials sector that performed well include Huami New Materials (+33.97%), Guangxin Technology (+23.63%), and Litong Technology (+14.81%) [3][26][29] Group 3 - Huami New Materials reported a revenue of 202.93 million yuan for the first half of 2025, marking a year-on-year increase of 6.49%, while its net profit attributable to shareholders decreased by 18.57% [4][51] - The company continues to focus on special rubber and plastic products, increasing its R&D investment and adding 10 new patents during the period [4][52] - The Kaide Quartz multi-channel quartz tube project was included in the list of new technologies and products in Beijing, indicating recognition of innovation [4][52]

Group 1 - The organic silicon industry is experiencing an upward trend, benefiting from tightened upstream silicon supply, which is expected to further enhance industry prosperity. Companies such as Silane Technology and Huami New Materials are recommended for attention [3][10]. - The Ministry of Industry and Information Technology issued a notice on August 1, 2025, regarding energy conservation inspections in the polysilicon industry, which aims to eliminate backward production capacity and reduce the burden on enterprises [3][10]. - The organic silicon sector is a crucial part of the silicon industry chain, with applications in construction materials, electronics, aerospace, and automotive industries due to its unique properties [12][10]. Group 2 - The chemical new materials sector on the North Exchange experienced a decline of 1.80% in the week from July 28 to August 1, 2025, with all sub-sectors showing negative performance [4][26]. - The North Exchange 50 index closed at 1419.61 points, reflecting a weekly decline of 2.70%, while the Shanghai and Shenzhen 300 index fell by 1.75% [22][25]. - Notable individual stock performances in the chemical new materials sector included Gebijia (+12.44%), Huitong New Materials (+11.69%), and Patel (+7.95%) [28][31]. Group 3 - Silane Technology focuses on the research, production, and sales of hydrogen silicon materials, with applications in photovoltaic, LCD panels, semiconductors, and hydrogen energy vehicles. However, the company has faced a decline in performance due to domestic capacity expansion and reduced downstream demand [14][16]. - Huami New Materials specializes in the research, production, and sales of rubber and plastic materials, with its high-end organic silicon project currently in trial production, primarily for aerospace applications [17][20].

Group 1 - The report highlights that the "anti-involution" policies are being implemented, which are expected to benefit the chemical industry. The central government has emphasized the need for industry self-discipline and the elimination of inefficient production capacity [1][10][11] - The chemical industry is identified as a "disaster area" for involution competition, with some product sales prices significantly below production costs, leading to prolonged losses. Under the backdrop of national measures to address this issue, these industries are expected to rebound [2][11] Group 2 - The report notes that the chemical new materials sector on the North Exchange experienced a weekly increase of 1.71%, with all sub-sectors showing positive growth. The sectors with the highest weekly increases include professional technical services (+4.19%) and textile manufacturing (+2.90%) [3][21][22] - Individual stocks within the chemical new materials sector that performed well include Zhongyu Technology (+16.79%), Litong Technology (+9.98%), and Huitong New Materials (+7.34%) [3][25][26] Group 3 - The report provides insights into the price trends of chemical products, indicating fluctuations in various materials. For instance, Brent crude oil prices decreased by 1.2%, while TDI prices increased by 2.6% and natural rubber prices rose by 3.4% [29][32][37] - The report also mentions that the prices of polyethylene increased by 0.6%, while ABS prices fell by 0.7% [45][49] Group 4 - The report includes a company announcement regarding KQ Co., which has postponed its fundraising project to September 2026 to ensure the project's effectiveness and mitigate risks [4][53] - Minshida reported a revenue of 237 million yuan for the first half of 2025, representing a year-on-year growth of 27.91%, with a net profit of 63.03 million yuan, up 42.28% year-on-year [4][54]

Group 1 - The spandex industry is experiencing significant capacity exits, which is expected to alleviate the oversupply situation. Korean Taekwang Group announced the suspension of some spandex production lines at its Chinese subsidiary starting July 14, 2025, marking the first closure of a spandex plant in China by the group [1][10][11] - Xiaoxing Spandex has already shut down 8 production lines by the end of 2023, with plans to close 2 more in July 2025 and an additional 2 by March 2026, ultimately ceasing operations by the end of 2026. The core raw material PTMG (polytetramethylene ether glycol) has seen a 23% year-on-year increase in costs due to high international oil prices, but domestic companies have achieved over 80% localization of PTMG, reducing costs to 60% of imported products [1][11][12] - In 2024, the proportion of domestic spandex procurement by Chinese sports brands surpassed 75% for the first time, with leading companies like Anta and Li Ning collaborating with spandex manufacturers to create a closed-loop ecosystem from R&D to production. Foreign brands have seen their market share shrink to less than 12% [2][11][12] Group 2 - The chemical new materials sector on the North Exchange saw a weekly increase of 0.10%, ranking third among five major industries. The rubber and plastic products sector rose by 1.36%, while textile manufacturing fell by 3.08% [3][19][20] - Notable individual stock performances included Guangxin Technology (+8.66%), Kaida Catalysis (+8.26%), and Yinuowei (+8.16%), indicating strong market activity within the chemical new materials sector [3][23][24] - The price trends for chemical products showed a 1.5% decrease in Brent crude oil prices, while TDI prices surged by 23% and MDI prices increased by 1.8% [27][29][35]

Group 1 - The report highlights that the Beijing Stock Exchange (BSE) is focusing on enhancing the quality of its listed companies, particularly by accepting firms in hard technology and advanced manufacturing sectors by 2025 [4][12][13] - As of July 4, 2025, a total of 133 new companies have been accepted, with 44 of them classified as "little giants," representing 33.08% of the total [4][16][29] - The majority of new companies are engaged in core manufacturing components, industrial technology, and key materials, primarily in sectors such as semiconductors, biomedicine, and artificial intelligence [4][16][29] Group 2 - The average revenue of new companies for 2024 is projected to be 799 million, which is higher than the average revenue of existing BSE companies [29][31] - The average net profit for new companies is expected to be 99.15 million, significantly exceeding the average net profit of existing BSE companies [29][33] - New companies are showing higher profitability metrics, with average gross margins of 34.23% and return on equity (ROE) of 20.08%, both above the averages for existing BSE companies [35][36] Group 3 - The report indicates that the BSE's market performance has seen fluctuations, with the BSE 50 index closing at 1,415.04 points, down 1.71% [5][41] - The overall price-to-earnings (PE) ratio for BSE A-shares has decreased from 51.33X to 50.35X, reflecting a broader trend in the market [5][38] - The liquidity of BSE A-shares has declined, with an average daily trading volume of 28.068 billion, down 19.15% from the previous week [5][39]

Group 1 - The report indicates that the North Exchange has accelerated its IPO approvals, with a total of 9 companies approved from January to June 2025, suggesting an increase in listing pace as companies finalize their 2024 annual reports [3][11]. - The average number of effective online subscription accounts reached 460,100, with an average of 475.2 billion yuan in frozen funds during the same period, reflecting heightened market activity [3][12]. - The average fundraising amount per company in the North Exchange for the first half of 2025 was 396 million yuan, representing a 94.55% increase compared to 2024, indicating a trend towards larger fundraising efforts [3][20]. Group 2 - The North Exchange's overall PE ratio decreased to 50.12X, with the North 50 Index closing at 1,382.74 points, down 0.71% for the week, highlighting a volatile market environment [4][30][32]. - The report notes that 143 companies in the North Exchange have a PE ratio exceeding 45X, with 71 companies exceeding 105X, indicating a significant portion of the market is highly valued [4][35]. - The average maximum online subscription limit was 9.81 million yuan, with a notable increase to 16.13 million yuan in the first half of 2025, suggesting improved investor capacity for participation [3][24]. Group 3 - The report highlights that from January 1, 2024, to June 13, 2025, the average subscription rate for companies raising over 200 million yuan was 0.14%, compared to 0.06% for those raising less, indicating a correlation between fundraising size and subscription success [3][17]. - The average subscription threshold for 100 shares was 1.5827 million yuan, which increased to 1.8591 million yuan in the first half of 2025, reflecting rising entry costs for investors [3][27]. - The report emphasizes the importance of focusing on companies with reasonable valuations and strong performance potential, particularly those that align with new industrial and technological trends [4][44].