In the automotive electronics market segment, we are the global technology leader. In automotive functional modules, we are the technology market leader in China. We specialize in global automotive manufacturers and aim for leadership in this area, with and excellent supply chain managers who can provide our customers with outstanding products and services.

Auto Electronics

At Preh we are always on the lookout for new ideas for intelligent automotive solutions. Control systems, switches, E-Mobility, Car Connect – everything with system of course. Our driving force is our customers’ demand for innovation. At Preh we have experts who study the latest technological automotive trends day in, day out and consult with specialists all over the world.

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Auto Safety Products

Joyson provides auto safety systems for companies worldwide. It takes the lead in the design, development and manufacturing of auto safety systems including ADAS, airbags, safety belts and steering wheels and other key parts. Its technologies are featured in more than 300 vehicle models by over 60 well-diversified manufactures worldwide. The Division is headquartered in Auburn Hills, MI, with a global network of 98 sales, engineering and manufacturing facilities. The company has 4 regional headquaters located in China, Germany, Japan, and the United States.

Since venturing into the auto safety market , JSS (Joyson Safety System), now owned by Joyson Electronics, has become a global leader in its field serving the active safety and passive safety.

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As the core technology of new energy vehicles, battery management system (BMS) lays the foundation for the quality and safety of new energy vehicles. Joyson Electronics is selected by BMW GmbH as the sole supplier for BMS. BMS is consists of battery management unit (BMU) and cell supervising sensor unit (CSSU), it ensures the effective management and rational usage of power battery packs for optimal performance and prolonged lifetime. During driving, battery energy drops when discharging, rises when charging and regenerative braking. Besides, cells in the pack may exhibit different voltage levels as a result of disparities in capacities and state of health. CSSUs monitor the voltages and temperature of each cell while BMUs process the data collected by CSSUs and balance the cells to ensure the best performance of the whole battery pack.

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Automotive Connectivity

Automotive Connectivity Division is committed to the development and production of Connected Infotainment, Smart Connectivity Gateway, Cloud Services, ADAS and Navigation and Software as a Service / Software as a Product for many years. The global headquarter is located in Ningbo, Zhejiang, China and European headquarter in Dresden, Germany. With more than 1300 employees and over 800 R&D engineers, JOYNEXT has 4 R&D centers, 1 manufacturing plant and 3 offices worldwide. As a direct supplier for automotive manufacturers (Tier 1), JOYNEXT has proven a track record of more than 20 years as a reliable development partner for renowned OEMs.

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