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Strive for progress and pursue excellence

We are determined to establish our ambition of becoming a "century-old enterprise" and strive to build a world-class research, development, and production base for electronic materials and related components.

Anhui Tongfeng Electronics Co., Ltd.is a national key high-tech enterprise that was publicly listed on Shanghai Stock Exchange in June 2000 (stock code: 600237). Now, Tongfeng  has established itself as a leading R&D and manufacturing base for electrical films, metallized films, film capacitors and related electronic components in the same industry domestically and internationally. Furthermore, Tongfeng has developed other electronic components such as electronic connectors, consolidating its prominent position in the industry.

Tongfeng offers a diverse range of products and services, including the production and sale of supporting components and raw materials for various applications in fields such as new energy, rail transit, industrial control,power grids, home appliances, electronic lighting, lithium battery systems, and more. We are proud to offer support to many renowned global enterprises, and our products are exported to the markets worldwide, including European Union, the United States, Mexico, Brazil, Australia, India, Southeast Asia,Japan,South Korea and so on.

Tongfeng has always attached great importance to the research and development of products and basic materials. It has established multiple technical innovation platforms such as Anhui Provincial Key Laboratory of High Energy Storage Capacitors and High-Performance Dielectric Film Materials, National Post-doctoral Scientific Research Station,and Provincial Enterprise Technology Center, and has been awarded Science and Technology Progress Awards in Anhui Province and Tongling City for many times.

  • 1952Year

    Establishment time

  • 2000Year

    Time of listing

  • 600237

    Stock code

Rail Transit
Industrial Control
Power Grid
Home Appliances
Electronic Lighting
New Energy
Lithium Battery System
Rail Transit
In traction converters for rail transit systems such as subways and electric locomotives, metallized polypropylene film capacitors are widely used as DC support components to withstand high pulse currents and ensure smooth operation of traction motors.
Industrial Control
Thin-film capacitors, serving as the "energy guardians" for motor controllers, are connected in parallel to the front end of IGBT or SiC power modules, playing a role in stabilizing bus voltage, absorbing high ripple current, and suppressing voltage spikes.
Power Grid
Tongfeng AC motor capacitors are widely applied to single-phase AC motor-driven equipment including air conditioners, gas&electric stoves, washing machines, refrigerators, dishwashers, electric fans and water pumps.
Home Appliances
Tongfeng AC motor capacitors are widely applied to single-phase AC motor-driven equipment including air conditioners, gas&electric stoves, washing machines, refrigerators, dishwashers, electric fans and water pumps.
Electronic Lighting
In LED lighting systems, film capacitors are widely deployed for filtering in PFC circuits and DC-Link circuits to boost energy efficiency and mitigate grid harmonic pollution.
New Energy
Polypropylene Film(BOPP ): It is the primary material for film capacitors. It supports ultra-thin thickness down to 1.9μm, withstands high temperatures up to 125°C and high voltage up to 2000V, and is widely adopted in new energy vehicles
Lithium Battery System
Composite current collectors are sandwich films with polymer substrates (PET/PP) and double-sided copper/aluminum metal coatings, including composite copper foils for anodes and composite aluminum foils for cathodes. Featuring thermal runaway prevention, light weight, long cycle life, corrosion resistance and compatibility with high-silicon/solid-state systems, they are primarily applied in lithium batteries and further deployed in special energy storage, aerospace, flexible electronics and other fields
People First | Pioneering Innovation | Harmonious Development
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