Company Profile-Tonhe | Providing customers with system energy solutions

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Listed Company

Shijiazhuang Tonghe Electronic Technology Co., Ltd.

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TONHE TECHNOLOGY

Embracing an entrepreneurial spirit · Focusing on power electronics

Shijiazhuang Tonhe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. The company integrates R&D, manufacturing, sales, and service in the power electronics sector, providing customers with comprehensive energy solutions. Founded in 1998, the company was wholly transformed into a joint-stock company in 2012 and successfully listed on the ChiNext Board of the Shenzhen Stock Exchange on December 31, 2015, with stock code 300491. As a highly promising knowledge-intensive high-tech enterprise, the company has maintained steady and sustainable growth. It currently employs over 2,000 people, with R&D personnel accounting for approximately 30% of the workforce. To date, the company has obtained more than 280 patents and over 70 software copyrights.

300491

Tonhe Technology stock code

2000 Others

Current employees of the company

280 Remaining items

Cumulative patents obtained

70 Remaining items

Software Copyright

Development History

1998–2002

2003-2008

2009-2015

2016-2019

2000–present

1998–2002

Entrepreneurial Accumulation Period

★Establishment and Registration: Tonhe Electronics was established with a registered capital of 500,000.

★Focused R&D: Dedicated to the technological development of products such as “Nozhen Voltage-Controlled Power Converters”

★Product Launch: Launching products such as the power module and other related items.

2003-2008

Rapid growth period

★Market Development: Focusing on the power module supporting market, sales revenue grew from 3 million (2002) to 30 million (2008).

★Technology Leadership: In 2004, we obtained an invention patent for the “Resonant Voltage-Controlled Power Converter,” and were among the first to industrialize full-process soft-switching technology for power conversion, thereby leading the technological trends in the industry.

★Cultural Development: Clearly define the corporate spirit of “resilience, persistence, pragmatism, and equality.”

2009-2015

Standardized construction period

★Business Expansion: Power Generation (No.1 Market Share since 2010) + New Energy (over 50% share since 2015)

★Shareholding Reform and Transformation: In 2012, equity incentives + introduction of strategic investors + capital increase through shareholding reform (60 million)

★Completed IPO: Submitted application materials in 2013, first disclosed in 2014, and listed on the ChiNext Board in 2015.

2016-2019

Strong Foundation Consolidation Period

★ Strategic Reunion: Concentrate superior resources on the core R&D of charging modules, continuously iterate and upgrade, and once again become a mainstream player in the industry.

★Mergers and Acquisitions & Restructuring: Fully leveraging the advantages of the capital market to support the company’s external growth strategy—completing a 100% equity acquisition of Howay Power to expand into the aerospace and aviation business.

★ Strategic Layout: Establish a development framework centered around three major strategic directions: new energy vehicles, smart grids, and aerospace.

2000–present

★ Clear Strategy: The company has defined the strategic layout of **coordinated development and mutual support** as well as differentiated positioning for the three major strategic directions: new energy, smart grid and aerospace. Each business segment has gradually formulated clear strategic plans and long-term goals, striving to become a leader in the power electronics industry.

★ Merger and Restructuring: Giving full play to the advantages of the capital market to boost the company's extensional development. It completed the 100% equity acquisition of Howell Power, further expanding its aerospace business.

★ Strategic Layout: It has formed a development pattern centered on the three major strategic sectors of new energy, smart grid and aerospace.

R&D STRENGTH

Technical strength

Manufacturing Center Testing Center R&D Strength

Manufacturing Center

Tonghe Technology Manufacturing Center is equipped with standard fully automatic SMT production lines, fully automatic solder paste printers and 3D AOI detectors, automatic insertion machines, dual-light AOI equipment, FCT functional testers, fully automatic potting production lines, fully automatic assembly lines, an intelligent debugging system for power modules, energy-saving constant-temperature aging chambers, and full-process inspection systems for power modules, enabling comprehensive and complete manufacturing capabilities.

We are committed to relying on advanced process equipment and strict process control to provide solid support for the delivery of high-quality products.

★ The Manufacturing Center of Tonghe Technology covers an area of 53,000 square meters
★ Annual production capacity reaches 1.2 million standard units/sets
★ Production standards certified by IATF16949 and ISO9001

Testing Center

Tonghe Technology has built a high-level Electromagnetic Compatibility (EMC) Laboratory, which has been accredited by the China National Accreditation Service for Conformity Assessment (CNAS).

Technical Strength:
★ The testing center of Tonghe Technology covers an area of 5,000 square meters
★ Testing area: 4,500 square meters
★ More than 40 professional testing experts
★ Construction investment of over 80 million yuan

R&D strength

Guided by market demand, Tonhe Technology has been investing in technological R&D at a rate of over 10% of its annual operating revenue in recent years. The company is a national high-tech enterprise and boasts multiple R&D platforms, including the National Enterprise Technology Center, Hebei Province Enterprise Technology Center, Hebei Province Industrial Design Center, and Hebei Province New Energy Power Conversion Technology Engineering Laboratory. Tonhe Technology places great emphasis on the commercialization and application of technological achievements. To date, the company has successfully completed more than 40 projects—including those funded by the National Innovation Fund, special funds for guiding local scientific and technological development from the central government, centrally budgeted investment projects for energy equipment under the National Development and Reform Commission, strategic emerging industry projects under the provincial Development and Reform Commission, and provincial and municipal science and technology programs—accumulating extensive experience in project development and management. Currently, Tonhe Technology holds over 280 national patents and more than 70 software copyrights, with several innovative technologies currently undergoing patent application procedures.

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