通过长期的行业深耕与积累，公司与下游知名风机制造商客户建立了良好的业务合作关系，积累了众多 优质客户资源。公司已成为金风科技（002202）、东方风电、远景能源、湖南兴蓝、运达股份 （300772）、明阳智能（601615）、中车风电、三一重能等国内知名风电企业的重要供应商，成功进入 西门子-歌美飒、德国恩德、印度阿达尼等国外知名风电企业的合格供应商名录。 随着全球向低碳经济的转变加速，对清洁能源的需求将持续增加，风电在全球能源结构中的地位愈发重 要。全球风能理事会(GWEC)发布的《2025全球风能报告》预计，2025—2030年全球风电新增装机容量 为981GW，平均每年新增装机容量164GW，这一庞大的装机规模将直接带动风电齿轮箱等核心零部件 的市场需求。 8月28日晚间，威力传动（300904）发布2025年半年度报告。报告显示，上半年公司实现营业收入3.50 亿元，较上年同期的1.64亿元大幅增长113.17%，展示出公司在风电传动设备等主营业务方面的市场竞 争力进一步增强，订单获取能力和交付效率显著提升。同时，总资产规模稳步增长，展现出较强的业务 拓展能力和战略执行力。 威力传动始终专注于风电传动 ...

1. Report Core View - The company, Weili Transmission, has achieved accelerated development after its listing in 2023, making significant progress towards becoming a global leading transmission equipment manufacturer through strategic layouts and initiatives [24][25]. - The company has established a clear and systematic strategic plan for overseas market expansion, with service points in multiple key markets and has entered the qualified supplier lists of several international well - known wind power companies [28]. - The company's wholly - owned subsidiaries have received project approvals for the "Thousands of Townships and Villages Wind - Powered Action", which will promote the coordinated development of its new energy power generation and wind power transmission businesses [28]. 2. Summary by Directory 01. Research Basic Situation - The research object is Weili Transmission, and the reception time was on July 25, 2025. The company's vice - president and board secretary, Zhou Jianlin, received the investors [17]. 02. Detailed Research Institutions - The research institutions include Haitong Securities (a securities company), Qianhai Life Insurance (a life insurance company), and Boshi Fund (a fund management company) [18]. 04. Main Content Data Company Overview - Investors visited the company's exhibition hall, precision reducer factory, and speed - increaser intelligent factory. Zhou Jianlin introduced the company's growth history, main business, core products, and the latest progress of the speed - increaser intelligent factory [24]. Strategic Layout After Listing - In 2023, the company was listed on the ChiNext of the Shenzhen Stock Exchange. It increased investment in R & D and production capacity expansion. The first wind power speed - increaser was successfully assembled and tested in 2023, and the Z5503A wind power speed - increasing gearbox passed the certification. In 2024, the wind power speed - increaser business had small - batch shipments [24]. - In October 2024, the company signed cooperation agreements with Goldwind Technology to enhance R & D, production, and market capabilities [25]. Industry Barriers of Wind Power Speed - increasers - There are technical barriers (complex design, high precision requirements, and strict tests), capital barriers (large capital demand), customer and certification barriers (strict supplier access and long verification periods), and brand and talent barriers (difficult for new brands to gain trust and hard to form a team) [26]. R & D Investment - In 2023, the R & D expenses were 4,255.96 million yuan, and in 2024, they were 5,134.78 million yuan, a 20.65% increase from the previous year. The cumulative R & D investment in the past three fiscal years was 12,611.41 million yuan [26]. - As of March 31, 2025, the company had 203 authorized patents, including 31 invention patents [27]. Advantages of Speed - increaser Products - The company's wind power speed - increasers have advantages such as smooth meshing, low noise, good sealing, high efficiency, light weight, and low cost, due to advanced technology and processes [27]. Overseas Market Expansion - The company has set up global service points in key markets like Hamburg, Chennai, and Tokyo. It has entered the qualified supplier lists of international wind power companies such as Siemens - Gamesa, Enercon, and Adani [28]. Participation in "Thousands of Townships and Villages Wind - Powered Action" - The company's wholly - owned subsidiaries have received project approvals for a total installed capacity of 65MW of wind power generators, which will promote business synergy and market competitiveness [28].

Company Overview - The company, Yinchuan Weili Transmission Technology Co., Ltd., successfully listed on the Shenzhen Stock Exchange's Growth Enterprise Market in August 2023, marking a significant milestone in its development [1] - The company has made substantial investments in R&D and capacity expansion post-listing, with the first wind power gearbox successfully assembled and certified in 2023 [1][2] R&D Investment - R&D expenses for 2023 amounted to CNY 42.56 million, with a projected increase to CNY 51.35 million in 2024, reflecting a growth of 20.65% [2] - Cumulative R&D investment over the last three fiscal years totals CNY 126.11 million, with the company holding 203 authorized patents as of March 31, 2025 [2] Product Advantages - The company's wind power gearbox is recognized as a critical component in wind turbine technology, featuring advantages such as low noise, high efficiency, and lightweight design [3] - The gearboxes are manufactured using high-quality alloy steel and advanced processing techniques, ensuring durability and performance [3][4] Market Expansion - The company has established global service networks in key markets, including Hamburg, Chennai, and Tokyo, enhancing customer response capabilities [4] - It has successfully entered the supplier lists of major international wind power companies, including Siemens Gamesa and Adani [4] Industry Barriers - Key barriers in the wind power gearbox industry include high technical requirements, significant capital investment, stringent customer certification processes, and the need for brand reputation [2] Sustainable Development Initiatives - The company’s subsidiaries have received approvals for projects under the "Thousand Villages and Ten Thousand Towns Wind Action," with a total installed capacity of 65 MW, promoting the development of clean energy [4]

Core Viewpoint - The company, Changling Hydraulic, is undergoing a potential change in control, leading to a suspension of its stock trading for an estimated period of no more than three trading days [2]. Group 1: Stock Suspension and Control Change - Changling Hydraulic announced that its stock will continue to be suspended from trading starting July 8, due to ongoing discussions regarding a significant matter that may result in a change of control [2]. - The company's major shareholders, Xia Jifa and Xia Zemin, are currently negotiating key terms of the transaction with the involved parties, which requires internal approval processes [2]. Group 2: Historical Context and Previous Suspensions - The company was listed on the Shanghai Stock Exchange on March 22, 2021, with a three-year lock-up period for its controlling shareholders, which will expire on March 22, 2024 [3]. - In January 2023, the company also suspended trading due to a similar situation regarding a potential change in control, which was later terminated due to disagreements on core terms with the transaction party [3]. Group 3: Financial Performance - For the year 2024, Changling Hydraulic reported a revenue of 883 million yuan, representing a year-on-year increase of 9.75%, while the net profit attributable to shareholders decreased by 6.84% to approximately 94.73 million yuan [4]. - This marks the fourth consecutive year of declining net profit since the company went public, contrasting with a steady increase in net profit from 2017 to 2020 [4].

Core Viewpoint - The actual controller of Changling Hydraulic is planning a significant matter that may lead to a change in the company's control [2] Group 1: Stock Suspension - Changling Hydraulic's stock (code: 605389) will be suspended from trading starting July 4, 2025, due to ongoing negotiations regarding a potential change in control [3] - The suspension is expected to last no more than two trading days to prevent abnormal fluctuations in the stock price [3] Group 2: Shareholding Structure - As of the end of Q1 this year, the major shareholders include Xia Jifa with 58.8 million shares (40.81% of total shares) and Xia Zemin with 39.2 million shares (27.21% of total shares) [3][4] - The total shareholding of the top five shareholders accounts for 77.75% of the total share capital, with a combined market value of approximately 33.84 billion yuan [4] Group 3: Business Overview - Changling Hydraulic operates in the hydraulic, casting, and photovoltaic industries, producing products such as hydraulic central swivel joints, tension devices, and precision castings [4] - The company completed the acquisition of Jiangyin Shangchi in 2023, entering the photovoltaic sector, which is expected to enhance its product offerings [5] Group 4: Financial Performance - In Q1 2025, Changling Hydraulic reported total revenue of 2.19 billion yuan, a year-on-year decrease of 2.64% [6] - The net profit attributable to the parent company was 310 million yuan, reflecting a year-on-year decline of 19.06% [6] - The company has a significant amount of accounts receivable, totaling 409 million yuan [5]

Core Viewpoint - The actual controller of Changling Hydraulic is planning a significant matter that may lead to a change in the company's control [2] Group 1: Stock Suspension - Changling Hydraulic's stock will be suspended from trading starting July 4, 2025, due to ongoing negotiations regarding the potential change in control [3] - The suspension is expected to last no more than two trading days to prevent abnormal fluctuations in the stock price [3] Group 2: Shareholding Structure - As of the end of Q1 this year, Xia Jifa holds 58.8 million shares, accounting for 40.81% of the total share capital, while Xia Zemin holds 39.2 million shares, accounting for 27.21% [4] - The total shareholding of the main shareholders and their concerted actions amounts to 112.01 million shares, representing 77.75% of the total share capital [5] Group 3: Business Overview - Changling Hydraulic operates in the hydraulic, casting, and photovoltaic industries, with products including hydraulic central swivel joints, tensioning devices, and precision castings [5] - The company completed the acquisition of Jiangyin Shangchi in 2023, entering the photovoltaic sector, which is expected to enhance its product offerings [6] Group 4: Financial Performance - In 2024, Changling Hydraulic's net profit attributable to the parent company decreased by 6.84%, despite an increase in revenue [6] - For Q1 this year, both revenue and net profit showed a year-on-year decline, with accounts receivable reaching 409 million yuan [6] - The total revenue for Q1 was 2.19 billion yuan, with a year-on-year change of 0%, while the net profit was 310 million yuan, down 19.06% year-on-year [7]