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About Hengxin
Perseverance and credibility; excellence through continuous innovation.
Company Profile
Electronic Transformer and Reactor Manufacturer
Weifang Hengxin Electric Co., Ltd. is located in Qingzhou, Shandong Province. Founded in 1997, the company manufactures electronic transformers, dry-type transformers, high-power EMC filters, reactors, and CATV power supplies.
Our transformer range includes EI, C-core, O-core, and R-core designs across high, medium, and low frequencies, with annual capacity of 5 million units. Products serve electronics, new-energy storage, household appliances, communications, and industrial automation.
Modern automated production equipment, advanced testing instruments, and an experienced technical team support rigorous quality control. The company holds RoHS, CQC, ISO 9001, ISO 45001, and ISO 14001 certifications.
Our History
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1997
The company was founded as Qingzhou Top Electric Co., Ltd. and began manufacturing electronic transformers and electrical components.
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2000+
Expanded into EI, C-core, O-core, and R-core electronic transformers across high, medium, and low frequencies.
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2010+
Products became widely used in electronics, appliances, communications, and industrial automation.
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2020+
Continued strengthening RoHS, CQC, ISO 9001, ISO 45001, and ISO 14001 quality and management systems.
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Today
We continue to provide stable, reliable, and customizable electrical products with perseverance and integrity.
Six Core Capabilities
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Custom Engineering
We customize transformers, reactors, and filters around equipment space, load conditions, output voltage, insulation class, and certification requirements.
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Reliable Manufacturing
Modern automated equipment covers winding, soldering, assembly, impregnation, and testing to ensure batch consistency.
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Quality Testing
Integrated transformer testers, LCR meters, and high-voltage testers support comprehensive dielectric, insulation, turns-ratio, and electrical testing.
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Volume Production
Annual capacity reaches 5 million electronic transformers for appliances, communications, industrial controls, new energy, and power-grid applications.
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Certifications
RoHS, CQC, ISO 9001, ISO 45001, and ISO 14001 certifications support customer audits and export compliance.
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After-sales Support
We provide selection, installation, commissioning, troubleshooting, and quality-return support with responsive after-sales service.
Honors & Certifications
Certifications and honors reflecting our commitment to quality and integrity.
Corporate Culture
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Mission
Serve the electrical industry
with stable, reliable products -
Vision
Become a trusted
electronic transformer manufacturer -
Values
Customer First | Integrity and Mutual Success
Gratitude and Dedication | Innovation
