Group 1 - Nanda Optoelectronics is a core enterprise in the semiconductor materials field, focusing on the R&D and mass production of ArF photoresists, having achieved breakthroughs that disrupt the monopoly of Japanese and American companies in the mid-to-high-end photoresist market [1][38][39] - The company has established deep cooperation with foundries in the Yangtze River Delta and has successfully validated its ArF photoresist for 28nm processes, leading to significant order growth and capacity expansion following the introduction of U.S. semiconductor tariffs in 2026 [1][39] - The National Big Fund has provided financial support for its photoresist projects, enhancing its first-mover advantage in the domestic photoresist market [1][39] Group 2 - Tongcheng New Materials, based in Shanghai, is a leading domestic rubber additive company that has entered the photoresist market through the acquisition of Beixu Electronics, focusing on the R&D and production of KrF photoresists [2][40] - The company has established stable partnerships with major domestic foundries, achieving large-scale production of KrF photoresists widely used in memory chips and power devices [2][40] - Plans for an H-share listing in 2026 aim to raise funds for high-end photoresist R&D and capacity expansion, further enhancing its competitive edge in the domestic market [2][40] Group 3 - Dinglong Co., headquartered in Wuhan, is a leader in printing and copying consumables, diversifying into semiconductor materials with a focus on polishing pads and supporting materials for photoresists [3][41] - The company has established close cooperation with major foundries like SMIC, achieving import substitution for its CMP polishing pads, which supports its photoresist business [3][41] - Following the U.S. semiconductor tariffs, there has been a surge in demand for localized supporting materials, leading to increased orders for its photoresist and related products [3][41] Group 4 - Yake Technology, located in Jiangsu, has entered the semiconductor photoresist market through the acquisition of South Korea's UP Chemical, focusing on KrF and ArF photoresists [4][42] - The company has integrated the technical advantages of the Korean team with domestic market resources, positioning itself as a core supplier of mid-to-high-end photoresists in the global semiconductor supply chain [4][42] - The electronic specialty gas business complements its photoresist offerings, providing a one-stop material solution for foundries [4][42] Group 5 - Dongcai Technology, based in Sichuan, specializes in high polymer resin materials for photoresists, leveraging its chemical industry foundation in the Southwest [5][43] - The company has achieved batch supply of resin products for various photoresist models, including G/I line and KrF, validated by multiple domestic photoresist manufacturers [5][43] - The demand for localized raw materials has surged following the U.S. semiconductor tariffs, leading to increased production capacity and a focus on high-end resin materials for ArF photoresists [5][43] Group 6 - Lianhong New Materials, located in Shandong, produces core raw materials such as monomers and solvents for photoresists, achieving low-cost production with quality meeting import standards [6][44] - The company has established long-term partnerships with downstream photoresist manufacturers, enhancing product adaptability and market share [6][44] - The acceleration of domestic substitution due to U.S. tariffs has led to a significant increase in orders for its photoresist raw materials [6][44] Group 7 - Shengquan Group, based in Shandong, focuses on developing phenolic and epoxy resins for photoresists, achieving breakthroughs in green and high-performance materials [7][45] - The company has become a core supplier for downstream photoresist manufacturers, benefiting from the growing demand for upstream resin materials following the U.S. semiconductor tariffs [7][45] - Increased R&D investment aims to develop high-end resin materials for KrF photoresists, further extending its position in the semiconductor materials industry [7][45] Group 8 - Shanghai Xinyang, a leader in semiconductor cleaning liquids, has diversified into the photoresist market, focusing on G/I line and electroplating photoresists [8][46] - The company has achieved large-scale production of G/I line photoresists, becoming a major supplier for domestic packaging applications [8][46] - The introduction of U.S. tariffs has accelerated the domestic adoption of photoresist materials, significantly increasing order volumes for its products [8][46] Group 9 - Jingrui Electric Materials, located in Jiangsu, is a leader in microelectronic materials, with its photoresist business covering multiple models including G/I line and KrF [9][48] - The company has accumulated extensive experience in photoresist R&D and production, with KrF photoresists entering the customer validation phase [9][48] - The U.S. semiconductor tariffs have led to a significant increase in domestic procurement of photoresists, resulting in notable revenue growth for the company [9][48] Group 10 - Huamao Technology, based in Fujian, has entered the photoresist market through the acquisition of XuZhou Bokan, focusing on ArF photoresist R&D [10][49] - The company aims to leverage its technical reserves to achieve breakthroughs in the production of mid-to-high-end photoresists, particularly in automotive semiconductor applications [10][49] - The acceleration of domestic substitution due to U.S. tariffs positions the company favorably in the ArF photoresist market [10][49] Group 11 - Jingfang Technology, headquartered in Jiangsu, specializes in semiconductor packaging and testing, relying on photoresists as a core consumable in its processes [11][50] - The company is enhancing cooperation with domestic photoresist manufacturers to optimize supply chain costs amid the push for domestic substitution [11][50] - The growth in demand from automotive electronics and AIoT sectors is driving the expansion of its packaging business, indirectly benefiting from the photoresist market [11][50] Group 12 - Xinlai Yingcai, based in Jiangsu, is a leader in ultra-pure fluid equipment, providing clean production equipment for photoresist manufacturing [12][51] - The company is expanding its product offerings to include ultra-clean equipment suitable for ArF and EUV photoresist production [12][51] - The demand for clean equipment has surged following the U.S. semiconductor tariffs, leading to significant order growth [12][51] Group 13 - Hubei Yihua, located in Hubei, is a leader in basic chemicals, producing raw materials for photoresists such as chlorobenzene and phosphorus trichloride [13][53] - The company has achieved large-scale production of photoresist raw materials, benefiting from the growing demand for localized supply following U.S. tariffs [13][53] - Its integrated chemical industry advantages help reduce production costs, enhancing its competitiveness in the photoresist supply chain [13][53]

Market Overview - A-shares showed mixed performance on the 15th, with the Shanghai Composite Index declining while the Shenzhen Component and ChiNext Index rebounded at the close [1][13] - The total trading volume in the A-share market fell below 3 trillion yuan, with a decrease of approximately 1 trillion yuan compared to the previous day [1][13] - Over 3,100 stocks in the A-share market closed lower, with significant declines in AI application concepts and commercial aerospace stocks [1][13] ETF Trading Activity - The trading volume of broad-based ETFs surged, with the CSI 500 ETF reaching approximately 26.3 billion yuan, marking a historical high [2][14] - The trading volume of the CSI 300 ETF exceeded 25 billion yuan, also setting a record since October 9, 2024 [2][14] Semiconductor Sector - The semiconductor sector experienced a strong rally in the afternoon, with notable performances from lithography machines and memory chip concepts [3][15] - Blue Arrow Electronics and Silicon Power both hit the 20% daily limit up, while Shanghai Xinyang rose over 16% [3][15] Nonferrous Metals Sector - The nonferrous metals sector saw significant gains, with stocks like Zinc Industry Co., Sichuan Gold, and Xianglu Tungsten hitting the daily limit up [6][19] - Spot silver prices surged over 7%, breaking the $93 mark, while spot gold reached a new high of $4,643 per ounce [19][21] AI Application Concepts - AI application concepts faced a substantial pullback, with stocks like Star Map Measurement Control and Worth Buying dropping over 20% [9][22] - Worth Buying announced that its AI-related business is still in the initial investment stage and does not significantly impact its overall operations [24][25] Company Announcements - Tianlong Group and Blue Focus both clarified their business focuses, stating they do not engage in AI or GEO-related activities, highlighting the risks of market speculation [11][24] - Galaxy Securities noted that global geopolitical tensions may drive demand and value reassessment for strategic metals, supporting price increases for key nonferrous metals [21]

Market Overview - A-share market showed divergence with the Shanghai Composite Index declining while the Shenzhen Component and ChiNext Index rebounded at the close, with total trading volume shrinking to 3 trillion yuan [1] - The Shanghai Composite Index fell by 0.33% to 4112.6 points, while the Shenzhen Component rose by 0.41% and the ChiNext Index increased by 0.56% [1] - Over 3100 stocks in the A-share market were in the red, with significant declines in AI application concepts and commercial aerospace stocks [1] ETF Trading Activity - Notable trading volume in broad-based ETFs, with the CSI 500 ETF reaching approximately 26.3 billion yuan, marking a historical high [2] - Other ETFs such as the CSI 300 ETF also saw significant trading volumes, doubling compared to the previous day [2] Semiconductor Sector - The semiconductor sector experienced a strong afternoon rally, with companies like Blue Arrow Electronics and Silicon Power reaching their daily limit up of 20% [4] - Shanghai Xinyang saw a rise of over 16%, while other semiconductor stocks also performed well, indicating a positive trend in this sector [4] Non-ferrous Metals Sector - The non-ferrous metals sector was active, with stocks like Zinc Industry and Sichuan Gold hitting their daily limit up [8] - The price of silver reached a historical high, surpassing 93 dollars, with gold also hitting record levels at 4643 dollars per ounce [8][10] AI Application Concepts - The AI application sector saw a significant pullback, with stocks like Star Map Control and Worth Buying dropping over 20% [12] - Companies in this sector issued announcements clarifying their limited involvement in AI-related businesses, which contributed to the decline in stock prices [14]

Core Viewpoint - The photoresist concept sector has seen a significant increase, with a rise of 2.83% as of the market close on January 15, leading among concept sectors [1] Group 1: Market Performance - Within the photoresist sector, 62 stocks experienced gains, with Qicai Chemical reaching a 20% limit up, while Tongcheng New Materials and Dongcai Technology also hit the limit up [1] - Notable gainers included Shanghai Xinyang, Chipsource Micro, and Hengkun New Materials, which rose by 16.60%, 10.63%, and 10.23% respectively [1] - Conversely, the biggest losers were Tianlong Group, Aerospace Intelligence, and Aolaide, which fell by 20.02%, 4.39%, and 3.10% respectively [1][6] Group 2: Capital Flow - The photoresist sector attracted a net inflow of 3.292 billion yuan, with 51 stocks receiving net inflows, and 11 stocks exceeding 100 million yuan in net inflow [1] - The top stock for net inflow was Nanda Optoelectronics, with a net inflow of 631 million yuan, followed by Dongcai Technology, Tongcheng New Materials, and Jingrui Electric Materials with net inflows of 417 million yuan, 379 million yuan, and 346 million yuan respectively [1][2] Group 3: Capital Inflow Ratios - Stocks with the highest net inflow ratios included Tongcheng New Materials, Jiuri New Materials, and Hengkun New Materials, with ratios of 16.85%, 13.92%, and 13.37% respectively [2] - The photoresist concept capital inflow leaderboard featured Nanda Optoelectronics, Dongcai Technology, and Tongcheng New Materials, with respective net inflow ratios of 6.71%, 10.33%, and 16.85% [2][3]

Core Viewpoint - The electronic chemicals sector experienced a significant increase of 4.9% on January 15, with Shanghai Xinyang leading the gains, while the overall Shanghai Composite Index fell by 0.33% [1]. Group 1: Market Performance - Shanghai Xinyang closed at 88.50, up 16.60%, with a trading volume of 389,100 shares and a transaction value of 3.207 billion [1]. - Nanda Optoelectronics saw a closing price of 62.75, increasing by 10.15%, with a trading volume of 1,556,000 shares [1]. - Hongchang Electronics closed at 8.19, up 8.05%, with a trading volume of 1,169,100 shares [1]. - The electronic chemicals sector's main stocks showed various increases, with notable performances from Feikai Materials and Jingrui Electric Materials, which rose by 6.94% and 6.34% respectively [1]. Group 2: Capital Flow - The electronic chemicals sector had a net inflow of 2.391 billion in main funds, while retail investors saw a net outflow of 2.183 billion [2]. - Nanda Optoelectronics had a main fund net inflow of 632 million, but retail investors experienced a net outflow of 516 million [3]. - Jingrui Electric Materials reported a main fund net inflow of 351 million, with retail investors seeing a net outflow of 477 million [3].

Group 1 - The semiconductor sector experienced a significant rally on January 15, with notable performances from companies like Blue Arrow Electronics and Silergy Corp, which saw a 20% limit up, while Shanghai XinYang rose over 15% and Chipone Technology increased by over 10% [1] - The U.S. White House announced on January 14, 2026, that starting January 15, a 25% import tariff will be imposed on certain imported semiconductors, semiconductor manufacturing equipment, and derivatives [1] - Previously, on August 6, 2025, former President Trump indicated that the U.S. would impose approximately 100% tariffs on chips and semiconductors, exempting companies that commit to manufacturing related products in the U.S. [1] Group 2 - CITIC Securities noted that domestic advanced wafer fabs faced expansion obstacles due to U.S. sanctions, leading to a decline in capital expenditures (Capex) in 2023 [2] - A new expansion cycle for memory wafer fabs is expected to begin in 2024, with advanced logic providing new growth momentum in 2025, and a dual catalyst effect anticipated in 2026 from advanced logic and advanced memory, significantly boosting demand for domestic equipment [2] - The domestic equipment localization rate was approximately 18% in 2022 and is estimated to rise to 25% in 2023, with projections of over 30% in 2024-2025 due to breakthroughs in 3D NAND, DRAM, and advanced logic-related domestic equipment, and further increases to 40% expected in 2026 [2] - Mainstream equipment companies are projected to see order growth rates exceeding 30% in 2026, driven by domestic orders and rapid increases in localization rates, with clear expansion demands from advanced customers [2]

Core Viewpoint - The semiconductor equipment sector is experiencing significant growth, driven by domestic substitution and self-sufficiency trends, particularly in light of recent U.S. tariffs on semiconductor imports [1][2]. Group 1: Market Performance - The semiconductor equipment ETF (561980) saw a 2.89% increase, with a trading volume exceeding 200 million yuan, and a net inflow of over 137 million yuan in the last five trading days [1]. - Key stocks such as Shanghai Xinyang and Sanjia Technology hit the daily limit, with Shanghai Xinyang rising over 13%, and other significant gains from companies like Zhongwei and Nanda Optoelectronics [1]. Group 2: Impact of Tariffs - The U.S. announced a 25% import tariff on certain semiconductor products starting January 15, 2026, which is expected to create a stronger "acceleration substitution" window for domestic semiconductor equipment [1]. - The direct impact of these tariffs on domestic semiconductor equipment is considered limited, but they may increase supply chain uncertainties [1]. Group 3: Industry Trends - The rise of domestic storage chip manufacturers is reshaping the global pricing cycle, reducing import dependency, and enhancing supply chain security [2]. - The storage chip segment accounts for approximately 30% of the integrated circuit market, indicating significant growth potential for upstream semiconductor equipment [2]. Group 4: Future Outlook - The global storage industry is entering a new upcycle driven by AI demand for high-performance storage products, with significant growth expected in etching and thin-film deposition equipment due to the shift towards 3D architectures [3]. - Domestic semiconductor equipment companies like North Huachuang and Zhongwei are anticipated to strengthen their market positions as demand increases [3]. Group 5: ETF Composition - The semiconductor equipment ETF focuses on the "selling shovels" segment of the chip industry, with over 90% of its composition in semiconductor equipment, materials, and design [4]. - The index has shown a maximum increase of over 640% since the last semiconductor upcycle, outperforming similar indices [4].

Market Overview - The Shanghai Composite Index closed at 4108.66 points, below the five-day moving average, with a decline of 0.42% [1] - The total trading volume of A-shares reached 23623.15 billion yuan [1] Stocks Exceeding Five-Day Moving Average - A total of 586 A-shares have surpassed the five-day moving average today [1] - Notable stocks with significant deviation rates include: - Xidian Co., Ltd. (301629) with a deviation rate of 13.09% and a daily increase of 15.81% [1] - Tianming Technology (920270) with a deviation rate of 11.12% and a daily increase of 15.56% [1] - Shanghai Xinyang (300236) with a deviation rate of 9.55% and a daily increase of 14.90% [1] Additional Stocks with Notable Performance - Other stocks with notable performance include: - Su Dawei (300331) with a daily increase of 15.95% and a deviation rate of 9.30% [1] - Aerospace Nanhai (688552) with a daily increase of 18.28% and a deviation rate of 9.07% [1] - Keheng Co., Ltd. (300340) with a daily increase of 11.72% and a deviation rate of 8.66% [1]

Core Viewpoint - The A-share market saw a significant rise in photolithography resin concept stocks, with several companies hitting their daily price limits and experiencing substantial gains in their stock prices [1]. Group 1: Stock Performance - Qicai Chemical (300758) reached a 20% increase, with a total market value of 8.21 billion and a year-to-date increase of 59.34% [2]. - Sudavige (300331) rose by 12.8%, with a market capitalization of 11.7 billion and a year-to-date increase of 39.40% [2]. - Tongcheng New Materials (603650) increased by 10%, with a market value of 36.9 billion and a year-to-date increase of 35.84% [2]. - Baidao Chemical (603360) saw an 8.29% rise, with a market capitalization of 22.7 billion and a slight year-to-date decrease of 0.28% [2]. - Shanghai Xinyang (300236) increased by 7.97%, with a market value of 25.7 billion and a year-to-date increase of 28.53% [2]. - Nanda Optoelectronics (300346) rose by 7.78%, with a market capitalization of 42.4 billion and a year-to-date increase of 43.12% [2]. - Dongcai Technology (601208) increased by 7.32%, with a market value of 28.5 billion and a year-to-date increase of 3.77% [2]. - Guofeng New Materials (000859) rose by 5.74%, with a market capitalization of 11.7 billion and a year-to-date increase of 29.35% [2]. - Feikai Materials (300398) increased by 5.43%, with a market value of 14.6 billion and a year-to-date increase of 15.22% [2]. - Jiaxian Co., Ltd. (920489) rose by 5.21%, with a market capitalization of 2.81 billion and a year-to-date increase of 14.44% [2].

Group 1 - The A-share market saw a significant rise in photolithography resin concept stocks, with Qicai Chemical hitting a 20% limit up, and Sudavige increasing by over 12% [1] - Other notable performers included Tongcheng New Materials with a 10% limit up, Baiao Chemical rising over 8%, and Shanghai Xinyang, Nanda Optoelectronics, and Dongcai Technology increasing by over 7% [1] Group 2 - The following table summarizes the performance of key stocks in the photolithography resin sector: - Qicai Chemical (300758) experienced a 20% increase, with a total market value of 8.21 billion and a year-to-date increase of 59.34% [2] - Sudavige (300331) rose by 12.8%, with a market value of 11.7 billion and a year-to-date increase of 39.40% [2] - Tongcheng New Materials (603650) saw a 10% increase, with a market value of 36.9 billion and a year-to-date increase of 35.84% [2] - Baiao Chemical (603360) increased by 8.29%, with a market value of 22.7 billion and a year-to-date decrease of 0.28% [2] - Shanghai Xinyang (300236) rose by 7.97%, with a market value of 25.7 billion and a year-to-date increase of 28.53% [2] - Nanda Optoelectronics (300346) increased by 7.78%, with a market value of 42.4 billion and a year-to-date increase of 43.12% [2] - Dongcai Technology (601208) rose by 7.32%, with a market value of 28.5 billion and a year-to-date increase of 3.77% [2] - Other companies such as Guofeng New Materials, Feikai Materials, and Jiaxian Co. also saw increases of over 5% [1]