ABOUT US
Who We Are
As a key subsidiary of ZHENGXI Group, SUNMAY specializes in the research, development, and manufacturing of high and low voltage electrical equipment. With over 20 years of experience, SUNMAY is dedicated to providing reliable and innovative solutions that meet the evolving needs of the electrical industry.
At SUNMAY, we focus on delivering top-quality products that enhance performance, safety, and efficiency. Our product range includes AC voltage stabilizers, transformers, regulators, soft starters, inverters, high and low voltage distribution cabinets, etc. The products are designed with the latest technology, meet international standards, and have obtained IEC, CE, ROHS, ISO9001, ISO1401, ISO1501 and other certifications. We have more than 130 technical patents, demonstrating our commitment to continuous innovation.
With ZHENGXI Group’s strong support, SUNMAY benefits from advanced R&D and production capabilities, as well as access to a wide network of markets globally. We align with ZHENGXI Electrical and PINEELE brands, ensuring that our products are trusted and respected in industries worldwide.
Our focus on quality, innovation, and customer satisfaction has earned us numerous accolades, including recognition as a national high-tech enterprise and leading enterprise in new technology. We are honored to have received the outstanding design patent award in China and to be recognized among the first batch of “Good Product” brand enterprises in Zhejiang Province.
As part of the ZHENGXI Group, SUNMAY is committed to providing our customers with advanced, reliable, and efficient electrical solutions, helping to power a brighter and more sustainable future.
Why Choose SUNWAY
✅ Certified Quality
ZHENGXI GROUP adheres to a robust quality management system certified by SGS under ISO 9001 standards. Our optimized workflows ensure product consistency, reliable performance, and timely delivery. Each unit complies with global CE and RoHS safety certifications. With full OEM and ODM capabilities, we can customize designs, technical specifications, and packaging to perfectly match your project needs—whatever you envision, we can build.
Competitive Pricing
We deliver high-quality products at factory-direct prices. Thanks to efficient production and bulk sourcing, you get the best value—no compromise on materials or performance.
Free Technical Support
Our expert engineers provide free support before and after purchase. Whether it’s product selection, installation, or troubleshooting—we’re here to help, fast.
Professional Service
With 15 engineers and 38+ support staff, ZHENGXI offers quick responses, strong after-sales support, and technical guidance whenever you need it.
Sustainability
Committed To Keep People Healthy & Safe
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We Follow Best Practices
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- Competitive Pricing
- Project On Time
- Modern Technology
- Latest Designs
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