Industry Overview - Hall sensors are based on the Hall effect principle, converting physical quantities such as current, magnetic fields, displacement, and pressure into electromotive force output. They can be categorized into linear and switch-type Hall sensors [1][3] - The Hall sensor industry chain consists of upstream raw materials, midstream design and manufacturing, and downstream applications in various sectors including automotive, consumer electronics, industrial, and renewable energy [1][10] Market Size - The global Hall sensor market is projected to grow from $7.83 billion in 2020 to $11.75 billion in 2024, achieving a compound annual growth rate (CAGR) of 10.7% [4][6] - In China, the Hall sensor market is expected to reach ¥6.55 billion in 2024, with a year-on-year growth of 17.2%, surpassing the global average growth rate [6] Competitive Landscape - Key global players in the Hall sensor market include Allegro MicroSystem, Infineon, AKM, TDK, and NXP, with companies from the US, Japan, and Europe holding a dominant position, especially in the high-end market [8] - The domestic market features a division between chip suppliers and integrated module providers, with local companies primarily adopting a Fabless model [8] Industry Chain - The upstream of the Hall sensor industry includes semiconductor materials (like silicon wafers), magnetic materials (such as rare earth), and packaging materials (ceramics and plastics), with silicon wafers accounting for approximately 45% of the total cost of chip production [10] - The automotive sector is the most significant application area for Hall sensors, used for wheel speed detection, position detection of crankshafts and camshafts, and electronic handbrake systems [10] Future Trends - The Hall sensor industry is moving towards high integration, low power consumption, and miniaturization, driven by the demand for smaller electronic products and the need for low-power solutions in line with carbon reduction strategies [12][13] - New materials such as graphene and topological materials are expected to enhance Hall sensor performance, enabling broader applications and improved capabilities [13]

Core Insights - The magnetic sensor market in China is experiencing robust growth, with the market size projected to increase from 3.71 billion yuan in 2018 to 9.95 billion yuan by 2024, representing a compound annual growth rate (CAGR) of 17.87% [1][18] - Key drivers of this growth include sustained demand from consumer electronics, automotive electronics, and industrial automation, as well as the application of emerging technologies [1][18] - The integration of magnetic sensors in various applications such as smartphones, electric vehicles, and smart home devices is further propelling market demand [1][18] Industry Overview - Magnetic sensors are essential components in modern electronic systems, capable of accurately measuring physical quantities by capturing changes in magnetic fields [1][3] - The industry is categorized into Hall sensors and magnetic resistance sensors, with the latter further divided into anisotropic magnetoresistance (AMR), giant magnetoresistance (GMR), and tunnel magnetoresistance (TMR) sensors [3][5] Market Segmentation - Hall sensors dominate the market, holding approximately 69% market share in China, with a market size projected to grow from 3.01 billion yuan in 2017 to 6.55 billion yuan by 2024, at a CAGR of 13.84% [7][19] - The magnetic resistance sensor market is also expanding rapidly, with the market size expected to grow from 660 million yuan in 2018 to 3.33 billion yuan by 2024, achieving a CAGR of 30.96% [21] - AMR sensors are projected to grow from 370 million yuan in 2018 to 1.41 billion yuan by 2024, with a CAGR of 24.98% [22] - GMR sensors are expected to increase from 150 million yuan in 2018 to 560 million yuan by 2024, with a CAGR of 24.55% [22] - TMR sensors are anticipated to grow from 140 million yuan in 2017 to 1.36 billion yuan by 2024, achieving a remarkable CAGR of 46.07% [22] Industry Chain - The magnetic sensor industry chain consists of upstream suppliers of raw materials and core components, midstream manufacturers responsible for design and production, and downstream applications in various sectors such as consumer electronics, automotive electronics, and industrial automation [12][14] Key Companies - Notable companies in the magnetic sensor market include domestic players such as Shanghai Canrui Technology, Suzhou Naxin Microelectronics, and others, alongside global leaders like Allegro, Infineon, and TDK [25][27][29] Development Trends - The industry is focusing on enhancing product sensitivity, temperature stability, miniaturization, and low power consumption to meet the evolving demands of applications in precision measurement, automotive electronics, and IoT devices [31][32][34][35]