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Why choose Tongyu
Our company has advanced production equipment, process equipment and perfect quality assurance system of epoxy resin insulated medium voltage transformer. All kinds of testing facilities are complete, and the test devices with excellent performance such as comprehensive verification of transformer, comprehensive test of high voltage electrical apparatus, high voltage test and partial discharge detection are composed to ensure the comprehensive inspection of products leaving the factory and guarantee the quality of products.
The company was established in
Industry experience
Production personnel
Professional and technical R & D personnel
Product Export Country
Service Support
The company continuously introduces modern first-class production equipment and manufacturing technology, and pays attention to the investment in product research and development and the cultivation of scientific and technological talents. Now it has a complete set of core technologies for product research and development and manufacturing. Complete set of complete product development and manufacturing of the core technology. Under the persistence of high-quality and high-precision goals, combined with the wisdom and diligence of people in the new era, we continue to provide global customers with high-quality and high-performance products...
News
2026/02/14
On [date], Zhengzhou Tongyu Technology Co., Ltd. held its annual gala with great fanfare. All employees gathered together to reminisce about the past and look ahead to the future.
2026/05/14
Recently, overseas partner clients visited Zhengzhou Tongyu Technology for an inspection and tour, gaining firsthand insight into the company’s production, R&D, and operations.
2025/03/29
Industry Trends: Exploring the Future Development of Combined Mutual Inductors
In-depth discussion of the importance and future trends of combined current and voltage transformers in the power industry.
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Contact Information
Mailbox: 2558076066@qq.com
Address:East of Qianzhuang Avenue, Hoxiaozhuang Village, Xindian Town, xinzheng city
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