Your Calibration Partner​​​​​​​
A Global Leading Manufacturer of High-End Electromagnetic Measurement and Calibration Instruments.
Company Profile
Tunkia Co., Ltd. specializes in electromagnetic measurement instruments, serving 30,000+ clients across 60+ countries. Founded in 2006, the company has nearly 20 years of experience, with a 12,000㎡ R&D base, an 11,000㎡ smart manufacturing facility, and an R&D team comprising 30% of its workforce.
With strong technical expertise, Tunkia has achieved major breakthroughs in electrical measurement methods, circuit design, and magnetic material testing. Its portfolio includes 300+ products widely used in metrology, power grids, and industrial inspection. Actively engaged in standardization, Tunkia has contributed to 84 standards and participated in national research projects. ​​​​​​​
Participate in Standards Setting and Revision
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IEC/IEEE International Standards
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GB National Standards of China
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JJG/JJF Verification Regulation /Calibration Specification of China
Patents Application
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International Patent
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Invention Patents
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Utility Model Patents

Company History

  • 2023
    Released the Chinese version of high-precision multifunction calibrator.
     
     
    TUNKIA Development History-2023
     
  • 2022
    Released the world's first wideband power analyzer calibration system.
     
     
     
     
    TUNKIA Development History-2022
  • 2021
    Released the China's first fully self-developed automated testing system for electrical steel magnetic properties, now they are used in Baowu Steel Group and Hunan Hongwang.
    TUNKIA Development History-2021
  • 2020
    Released a reference coaxial shunt with ultra-low power coefficient.
     
     
     
    TUNKIA Development History-2020
  • 2019
    Released small class 0.01 single/three-phase standard energy meter, used for automatic calibration in electrical energy production lines.
     
    TUNKIA Development History-2019
  • 2018
    Released the first precision power sensor testing system.
     
     
    TUNKIA Development History-2018
  • 2017
    Release of the China’s first electrical steel magnetostriction measurement system.
     
    TUNKIA Development History-2017
     
  • 2016
    Released the world's first vector voltage analyzer, with Class A phase measurement uncertainty reaching 0.3 μrad @ 45Hz–1kHz.
     
    TUNKIA Development History-2016
  • 2015
    Released the Chinese version of precision multifunction calibrator.
     
     
     
    TUNKIA Development History-2015
  • 2014
    Released the electric vehicle charging station tester.
     
     
    TUNKIA Development History-2014
  • 2013
    Released the China’s first amorphous strip magnetic property testing system.
     
     
     
    TUNKIA Development History-2013
  • 2012
    Released Class 0.01 commercialized three-phase standard energy meter and DC standard energy meter.
     
     
     
     
    TUNKIA Development History-2012
  • 2011
    Released DC power standard device.
     
     
     
     
    TUNKIA Development History-2011
  • 2006
    Established TUNKIA Co., Ltd. in Changsha.
     
     
     
    TUNKIA Development History-2006
  • 1998
    Established Hunan Tongren Electronic Co., Ltd. and introduced AC sampling devices, transmitters, AC/DC electrical testing systems, and calibration devices for multimeters and clamp meters.
    TUNKIA Development History-1998

Our Partners
What We Chasing for
In the future, TUNKIA will strengthen the mutual penetration of cross-fields, continue to expand into the fields of mechanics, quality, and life sciences, and become a world-class provider of comprehensive measurement solutions. We will work with the upstream and downstream of the industry chain to build an instrument ecosystem for precision testing.

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INFORMATION

CONTACT US

 WhatsApp:+86-18773180215
     Wechat: 18773180215
 Phone: +86-18773180215
 E-mail: global@tunkia.com
E-mail: Eugene@tunkia.com
 Address: NO.16 Panpan Road, Changsha
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