TONHE TECHNOLOGY FOR EV CHARGERS

Who We Are

Shijiazhuang Tonhe Electronics Technologies Co., Ltd. is a high-tech enterprise committed to technology innovation, product innovation and management innovation in the power electronics industry. It integrates product development, production, sales and service in the power electronics industry, and provides customers with systematic energy solutions. The company was founded in 1998 and changed into a joint stock limited company in 2012. On December 31, 2015, the company was successfully listed on the Growth Enterprise Market of Shenzhen Stock Exchange (stock code 300491). As a knowledge-intensive high-tech enterprise with great potential, the company has sustained and stable development. It has more than 800 employees, with R&D personnel accounting for about 30%. It has accumulated more than 100 patents and more than 50 software Copyrights.

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Software copyrights

TONHE Development History

2021
Introduced 40kW charging module with a constant power of280-1000v.
2021
2020
Introduced 20/30kw charging module with a constantpower of 250-1000V.
2020
2019
First launched 20kW wide range constant power module inline with the "six unified" standard of State Grid.
2019
2018
The company has successfully developed the sixthgeneration of 30kW charging module with high powerdensity.
2018
2017
Obtained IATF16949 certification. Recognized as Hebei Enterprise Technology Center. Test center successfully through the CNAS accreditation.
2017
2016
The subsidiary "Hebei Tonhe New Energy Technology Co.Ltd." The new factory of TonheTechnology was officially put into use.
2016
2015
It has successfully landed on the GEM, and the stock isreferred to as "Tonhe Technology", stock code: 300491.
2015
2014
On April 18, the prospectus of the company's GEM IPO wasdisclosed to the public for the first time.
2014
2013
Submitted listing application to CSRC; new factory (¥200M+) under construction.
2013
2012
Complete the share reform,its registered capital increased to 60 millionyuan.
2012
2011
It was rated as the Municipal Power Electronics ApplicationEngineering Technology Research Center and became thestanding director unit of China Power
2011
2010
Obtain the right to operate the import and export businessof commodities and technologies.
2010
2009
The invention patent of "soft switching resonant DC-ACinverter circuit" has been obtained.
2009
2008
Participated in the construction of charging equipmentproject for the Beijing Olympic Games
2008
2007
The company won the title of "Excellent High-techEnterprise".
2007
2005
Hebei Provincial Information Department identified as asoftware enterprise.
2005
2004
The company has obtained the invention patent of"resonant voltage controlled power converter" andregistered the Tonghe trademark.
2004
2002
"High reliability and high Efficiency Resonant high-frequencyswitching Power Supply" project won "Hebei Science andTechnology Achievement Award".
2002
1999
Provide customers with 220V/10A, 110v/10A, 220V/20A andother power modules for the first time.
1999
1998
Shijiazhuang Tonhe Electronics Technologies Co.Ltd wasregistered in Shijiazhuang High-tech Zone.
1998

TONHE Company Strength

Research And Development Strength
Manufacturing Center
Test Center

Research And Development Strength

Pass close to market demand as the guidance of science and technology, in recent years, with revenue of more than 10% of the proportion of funds to technology research and development investment, the company is a national high-tech enterprise, with national enterprise technology center, in hebei province enterprise technology center, industrial design center, hebei province, hebei province new energy automobile electric power transformation technology engineering laboratories, and other research and development platform, Company pay attention to the transformation and application of technological achievements, completed the national innovation fund, the central guide local development special fund project of science and technology, the National Development and Reform Commission energy equipment central budget for investment projects, the provincial development and reform commission (NDRC) strategic emerging industries project, provincial, municipal science and technology plan and so on more than 40 projects, has accumulated a large number of project development and management experience, At present, TongHE Technology has more than 100 national patents and more than 40 software Copyrights, and a number of technological innovations are under patent application.