Group 1: Stock Market Activity - On the institutional trading leaderboard, 41 stocks were listed, with 25 experiencing net buying and 16 net selling [1] - The top three stocks with the highest net buying by institutions were: TeFa Information (¥193 million), Construction Machinery (¥166 million), and YueGui Co. (¥116 million) [1] Group 2: Semiconductor Industry - GuoFeng New Materials has achieved progress in the R&D of photo-sensitive polyimide (PSPI) photoresist for semiconductor packaging, currently in the laboratory sample testing phase [2] - Deep Technology is a leading company in the packaging and testing of high-end storage chips (DRAM, NAND Flash), with ChangXin as a major client [2] - The average selling price of ASIC chips from leading design manufacturers (Broadcom, Marvell) is approximately $5,000 to $6,500, which is 50%-60% lower than GPU chips [3] - The AI chip market in China is projected to reach ¥144.7 billion in 2024, with GPU chips accounting for approximately ¥128.8 billion (89%) and ASIC chips about ¥15.3 billion (10.6%) [4] Group 3: Autonomous Driving Industry - QianLi Technology is developing autonomous driving technology and plans to collaborate with Baidu to build a commercial ecosystem for autonomous driving [5] - Zhejiang Shibao has strong technical reserves in steer-by-wire and rear-wheel steering, with mass production projects expected to start in late 2026 and Q4 of this year, respectively [5] - The Ministry of Industry and Information Technology is revising mandatory national standards for intelligent connected vehicles, including safety requirements for autonomous driving systems [5] - By the end of 2025, the first batch of L3 conditional autonomous driving vehicle licenses is expected to be issued, with pilot projects already underway in designated areas [6] - The rollout of L3/L4 vehicles is anticipated to drive demand for high-performance chips, domain controllers, and lidar, with the value of decision-making layers (chips + domain control) expected to account for 25%-30% of the industry chain's profits [6]

Group 1 - The top three stocks with net institutional purchases are Tefa Information, Construction Machinery, and Yuegui Co., with net purchase amounts of 193 million, 166 million, and 116 million respectively [1][2] - On February 13, a total of 30 stocks appeared on the Dragon and Tiger list, with 19 stocks showing net institutional purchases and 11 stocks showing net institutional sales [1][2] - The top three stocks with net institutional sales are Baichuan Co., Juliy Suoj, and Keri Technology, with net outflow amounts of 140 million, 137 million, and 120 million respectively [1][2] Group 2 - Tefa Information experienced a price drop of 10.00% with a net institutional purchase of 192.71 million [2] - Construction Machinery saw an increase of 10.07% with a net institutional purchase of 166.37 million [2] - Yuegao Co. had a price increase of 6.86% with a net institutional purchase of 116.16 million [2]

（记者 胡玲） 每经头条（nbdtoutiao）——目标是囤700吨黄金！连续两年增持黄金最多的央行宣布：再买150吨 每经AI快讯，建设机械2月6日晚间发布关于公司股东部分股票质押及解除质押的公告。公告称，截至 本公告披露日，公司股东柴昭一先生累计质押公司股份数量为4997万股，占其持有公司股份数量的 71.83%，占公司总股本数量的3.98%。 ...

公司股东柴昭一先生于 2026 年 2 月 3 日向上海徐汇大众小额贷款股份有限公司质 押股份 21,430,000 股用于办理融资业务，质押期限为 2026 年 2 月 3 日至 2026 年 8 月 3 日。具体情况如下： 证券代码：600984 证券简称：建设机械 公告编号：2026-005 陕西建设机械股份有限公司 关于公司股东部分股票质押及解除质押的公告 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： 截止本公告日，公司股东柴昭一先生持有公司股份 69,565,920 股，占公司股份 总数 1,257,043,925 股的 5.53%；本次办理股票质押的股份共计 21,430,000 股，占其持 有公司股份总数的 30.81%，占公司股份总数约 1.70%；本次办理解除质押的股份为 19,154,000 股，占其持有公司股份总数的 27.53%，占公司股份总数约 1.52%；本次质押 和解除质押办理完成后，柴昭一先生累计质押股份数量为 49,970,000 股，占其持有公 司股份总数的 71.83%， ...

Group 1 - The core viewpoint of the article highlights that the Shaanxi state-owned enterprise reform sector increased by 1.55% compared to the previous trading day, with construction machinery leading the gains [1] - On the same day, the Shanghai Composite Index closed at 4067.74, up by 1.29%, while the Shenzhen Component Index closed at 14127.1, up by 2.19% [1] - The article provides a summary of the capital flow within the Shaanxi state-owned enterprise reform sector, indicating a net outflow of 672 million yuan from main funds, a net inflow of 128 million yuan from speculative funds, and a net inflow of 544 million yuan from retail investors [1] Group 2 - The article includes a table detailing the individual stock performance within the Shaanxi state-owned enterprise reform sector, although specific stock names and their respective performance are not provided in the text [1] - The information is compiled by Securities Star based on publicly available data and generated by AI algorithms [1]

Group 1 - The engineering machinery sector experienced a significant increase of 6.35% on February 3, with construction machinery leading the gains [1] - The Shanghai Composite Index closed at 4067.74, up 1.29%, while the Shenzhen Component Index closed at 14127.1, up 2.19% [1] - Key stocks in the engineering machinery sector showed notable price increases, with Construction Machinery rising by 9.95% to a closing price of 4.53 [1] Group 2 - The main capital inflow in the engineering machinery sector was 1.283 billion yuan, while retail investors saw a net outflow of 817 million yuan [2] - Major stocks such as Sany Heavy Industry and Zoomlion received significant net inflows from institutional investors, with Sany Heavy Industry attracting 675 million yuan [3] - The overall trading volume for the engineering machinery sector was substantial, with individual stocks like Zoomlion and Sany Heavy Industry contributing significantly to the total turnover [1][2]

Core Insights - The new energy heavy truck market reached a record high in 2025, with December sales of 34,500 units and total annual sales of 195,600 units, marking a year-on-year increase of 190% [1] - The surge in December sales was largely driven by the impending expiration of the old vehicle replacement policy and the reduction of the new energy vehicle purchase tax starting January 1, 2026, leading to a pre-purchase effect [1] - The January 2026 sales figures indicate a significant drop from December, suggesting that the market may have been overstated due to the previous year's demand being pulled forward [3] Sales Performance - In January 2026, 20,600 new energy heavy trucks were added, representing a 40% month-on-month decline but a 184% year-on-year increase [3] - The January sales were not a true reflection of market demand, as over 50% of the sales were likely carryover from the previous year [3] - The top provinces for new energy heavy truck sales included Shanghai, Shanxi, Guangdong, Hebei, and Xinjiang, with Shanghai leading at over 3,000 units sold in January [4] Company Performance - In January 2026, 15 companies sold over 100 units of new energy heavy trucks, with seven companies exceeding 1,000 units [7] - The top three companies, XCMG, SANY, and Sinotruk, sold over 2,800 units each, with XCMG leading at 2,962 units [9] - Year-on-year growth rates for major companies included 143% for XCMG, 126% for SANY, and 178% for Sinotruk, with several companies achieving over 100% growth [9] Market Share - In January 2026, the market shares of the top four companies were XCMG (14.4%), SANY (14.0%), Sinotruk (13.6%), and Jiefang (11.1%) [12] - The rankings saw some changes compared to December, with JAC returning to the top ten and Sinotruk moving up two positions [12] - The overall market performance indicates that while there are fluctuations, most companies maintained a high level of sales [14]

Core Viewpoint - The A-share market saw a significant rally in the engineering machinery sector on February 3, with multiple stocks experiencing substantial gains, indicating a positive trend in this industry [1]. Group 1: Stock Performance - Jiangshun Technology (江顺科技) reached the daily limit with a 10% increase, bringing its total market value to 66.33 billion [2]. - Construction Machinery (建设机械) and Sikan Technology (思看科技) both rose by over 8%, with Sikan Technology's market value at 137 billion [2]. - Huadian Technology (华电科工) increased by over 7%, with a market value of 134 billion [2]. - Anhui Heli (安徽合力) and Zoomlion Heavy Industry (中联重科) both saw gains exceeding 6%, with market values of 198 billion and 797 billion respectively [2]. - Sany Heavy Industry (三一重工) rose by 6.03%, with a market value of 2085 billion [2]. - Other notable performers included Shantui (山推股份) and Hengli Hydraulic (恒立液压), both increasing by over 5% [2]. Group 2: Year-to-Date Performance - Jiangshun Technology has a year-to-date increase of 42.17% [2]. - Sikan Technology shows a remarkable year-to-date increase of 65.88% [2]. - Huadian Technology has a year-to-date increase of 46.56% [2]. - Anhui Heli's year-to-date increase stands at 6.41% [2]. - Zoomlion Heavy Industry has a year-to-date increase of 9.40% [2]. - Sany Heavy Industry's year-to-date increase is 7.29% [2].

Core Viewpoint - The A-share market saw a collective surge in engineering machinery stocks, with several companies experiencing significant price increases, indicating a positive trend in the sector [1]. Group 1: Stock Performance - Jiangshun Technology reached the daily limit with a 10% increase, marking a year-to-date rise of 42.17% [2]. - Construction Machinery and Sika Technology both rose by over 8%, with Sika Technology showing a year-to-date increase of 65.88% [2]. - Huadian Engineering increased by over 7%, with a year-to-date rise of 46.56% [2]. - Anhui Heli and Zoomlion both saw increases of over 6%, with Anhui Heli's year-to-date rise at 6.41% and Zoomlion at 9.40% [2]. - Sany Heavy Industry rose by 6.03%, with a year-to-date increase of 7.29% [2]. - Other notable performers included Shantui, Hengli Hydraulic, and Fushite, all rising over 5% [1][2]. Group 2: Market Capitalization - Jiangshun Technology has a total market capitalization of 66.33 billion [2]. - Construction Machinery's market cap stands at 56.44 billion [2]. - Sika Technology has a market cap of 137 billion [2]. - Huadian Engineering's market cap is 134 billion [2]. - Anhui Heli has a market cap of 198 billion, while Zoomlion's is 797 billion [2]. - Sany Heavy Industry has a market cap of 208.5 billion [2]. - Shantui's market cap is 186 billion, and Hengli Hydraulic's is 152.7 billion [2]. - Fushite has a market cap of 47.63 billion, while Tietuo Machinery's is 2.618 billion [2]. - Xugong Machinery has a market cap of 130.5 billion [2].

Market Overview - The engineering machinery sector experienced a decline of 2.26% on February 2, with Zhigao Machinery leading the drop [1] - The Shanghai Composite Index closed at 4015.75, down 2.48%, while the Shenzhen Component Index closed at 13824.35, down 2.69% [1] Individual Stock Performance - Zhigao Machinery (code: 920101) saw a significant drop of 9.01%, closing at 42.33 with a trading volume of 31,200 shares and a transaction value of 136 million [2] - Other notable declines included Fushite (code: 301446) down 7.31% and Tietuo Machinery (code: 920706) down 7.08% [2] - Conversely, Construction Machinery (code: 600984) increased by 3.52%, closing at 4.12 with a transaction value of 275 million [1] Capital Flow Analysis - The engineering machinery sector experienced a net outflow of 261 million from institutional investors, while retail investors saw a net outflow of 68.44 million [2] - Notably, speculative funds had a net inflow of 329 million [2] Detailed Capital Flow for Selected Stocks - Zhongji United (code: 605305) had a net outflow of 33.05 million from institutional investors, while speculative funds saw a net inflow of 17.02 million [3] - Iron Construction Machinery (code: 688425) reported a net inflow of 12.55 million from institutional investors and 21.61 million from speculative funds [3] - Other stocks like Longling Hydraulic (code: 605389) and Tuoshan Heavy Industry (code: 001226) also showed varying net inflows and outflows across different investor categories [3]