内容概要：吸污车的用途极为广泛，它主要用于清洗城市下水道能够有效清除管道的沉积物、死角泥沟 的堵塞物等。在工业领域也可用于清洗工业排液管道、壁面等。此外它还具备一些"额外技能"可兼作洒 水、运水和冲公路用在紧急时刻甚至能用于救火可谓是"多面手"。在下游需求的带动下，中国吸污车销 量呈现逐年增长状态，2024年中国吸污车销量达到14300辆，同比上涨10%。预计未来随着环保意识的 提升，政府、企业和个人对于环境清洁和废物处理的重视程度逐渐增强，将进一步拉动吸污车销量增 长。此外，技术创新能力的提升，也将推动吸污车操作效率和清洁能力提升，从而进一步推动市场的发 展。 相关上市企业：徐工机械（000425）、盈峰环境（000967）、福龙马（603686）、宇通重工 （600817）、首钢股份（000959）、宝钢股份（600019）、包钢股份（600010）、河钢股份 （000709）、鞍钢股份（000898）等。 相关企业：程力专用汽车股份有限公司、徐工湖北环保科技股份有限公司、湖北东润汽车有限公司、武 汉新光专用汽车制造有限公司、湖北天威汽车有限公司、楚胜汽车集团有限公司、辽宁万合力兴汽车有 限公司、深圳市九 ...

Core Viewpoint - The inductor filter industry is experiencing unprecedented growth opportunities due to rapid advancements in power electronics technology and increasing demand in sectors such as smart grids, renewable energy, and high-end manufacturing. The Chinese government has implemented various supportive policies to promote technological innovation and industrial upgrades, which will further drive market growth. The market size of China's inductor filter industry reached $6.847 billion in 2021 and is expected to grow to $15.925 billion by 2030 [1][14]. Industry Overview - Inductor filters are electronic components that use inductive elements to remove noise and waveform distortion in circuits. They typically consist of capacitors and inductors, allowing for various filtering processes to enhance circuit stability and signal quality. Common types include low-pass, high-pass, band-pass, band-stop, resonant, multi-stage, active filters, and RLC filters [3][6]. Industry Development History - The development of the inductor filter industry dates back to the early 20th century with the rise of radio technology. Initially, traditional winding methods were used, but advancements led to surface-mounted inductors on printed circuit boards (PCBs). The 1970s saw rapid growth due to semiconductor technology advancements, leading to increased demand for filtering performance. The 21st century has brought new materials and processes, resulting in enhanced performance and a trend towards miniaturization, integration, and intelligence in the industry [6]. Industry Chain - The inductor filter industry chain consists of upstream raw materials and key components, including magnetic materials, metals, and plastics. The midstream involves the manufacturing of inductor filters, while the downstream encompasses end-use industries such as electronics, communications, medical, aerospace, and automotive [8]. Market Demand - The demand for inductor filters is significantly increasing in the telecommunications sector, where they are used in antenna reception systems to filter out noise and interference, thereby improving signal quality. The Chinese telecommunications industry is projected to generate a cumulative revenue of 1.74 trillion yuan in 2024, a 3.2% increase from the previous year, further driving the demand for inductor filters [10]. - The Chinese electric vehicle market is experiencing explosive growth, leading to a substantial increase in demand for inductor filters. These filters are essential for electric motor control systems, battery management systems, and charging systems. In Q1 2025, the production and sales of new energy vehicles in China reached 3.182 million and 3.075 million units, respectively, representing year-on-year growth of 50.4% and 47.1% [12]. Competitive Landscape - The inductor filter industry in China is highly competitive, featuring both international brands and local enterprises. Major international players like Amphenol, TDK, and Murata dominate the high-end market due to their strong R&D capabilities and global market presence. Domestic companies have made significant progress in technology innovation and product quality, with key players including Shenzhen Sunlord Electronics, Shenzhen Jingquan Electronics, and Wuhan Fangu Electronics [16][17]. Industry Trends 1. **Miniaturization and Integration**: The industry is moving towards smaller, lighter, and more integrated inductor filters to meet the demands of compact electronic devices and lower power consumption [21]. 2. **Intelligent and Automated Control**: The integration of AI technology will enable inductor filters to automatically adjust operational parameters based on real-time conditions, enhancing performance and reliability [22]. 3. **Customization and Personalization**: There is a growing emphasis on developing customized inductor filters tailored to specific application environments and requirements, improving product applicability and user satisfaction [23].