Leading Manufacturer of Transformers and Substations
Full service from one source – We are your partner for the planning, design, manufacture and commissioning of electrical transformers and substations.
Comply with IEC, UL, IEE, CSA, EN and many industry standards.

Transformer
Tengyi transformers efficiently transfer electrical energy between circuits, adjusting voltage levels for safe and effective power distribution and utilization.
Substation
Our power substations convert, regulate, and distribute electrical energy, ensuring efficient transmission and stable supply to homes and industries.
Switchgear
Tengyi switchgear controls, protects, and isolates electrical equipment, ensuring safe and reliable operation of power systems in various settings.
Energy Storage
Our energy storage systems store and manage electricity, enhancing grid stability, integrating renewables, and providing backup power during outages.
Circuit Breaker
Circuit breakers protect electrical circuits by automatically interrupting current flow during faults, preventing damage and ensuring safety.
Wide Applications
Tengyi products cater to a wide market, offering innovative, high-quality solutions for diverse industrial, commercial, and residential applications.
Public Utility
Organizations or consultants that assist public utility companies in sourcing transformers and other equipment to ensure efficient operation and compliance with regulations.
Industrial Applications
Factories and production plants that rely on transformers to power machinery and operations. Used in manufacturing facilities to power machinery that operates at different voltage levels.
Power Transmission
Essential in power plants to step up voltage for transmission over long distances, and then step down voltage for distribution to residential and commercial users.
Transportation System
Involved in the development and maintenance of transportation networks, such as roads and railways, that use transformers for electrification and operational power needs.
Renewable Energy
Businesses focused on renewable energy sources, such as wind and solar, that use transformers to integrate power into the grid and manage energy storage systems.
Construction
Large construction projects, including residential, commercial, and infrastructure, require transformers to provide power during and after construction.
About Tengyi
We serve as the designated drafting unit for Chinaโs national standard for smart transformers and are a trusted cooperative processing partner for globally recognized transformer manufacturers.
With annual sales reaching 4.5 billion RMB and exports totalling 450 million RMB, we are proud to be recognized as one of the leading products in the medium and high voltage transformer market by a prestigious international transformer magazine.
We Provide Full Services
Tengyi offers comprehensive transformer and substation solutions tailored to meet the diverse needs of various industries. Our products are designed to ensure optimal performance, reliability, and efficiency in power distribution and management.
Designed for optimal energy conversion, reducing losses and operational costs.
Built with high-quality materials to ensure long-lasting performance and reliability.
Tailored to meet specific industry requirements and applications.
Full support from design to installation and maintenance.
Tengyi Product Superiority
Tengyi transformers excel in efficiency, durability, and innovation, offering tailored, eco-friendly, and cost-effective solutions with comprehensive support.
Low Loss
Tengyi transformers are engineered to minimize energy losses, significantly enhancing overall system efficiency and reducing operational costs.
High Efficient
Our transformers are designed to achieve maximum energy conversion efficiency, ensuring optimal performance and reduced energy waste.
Excellent Quality
Manufactured using top-tier materials and stringent quality control processes, Tengyi transformers deliver exceptional durability and long-lasting performance.
High Stability
With robust construction, advanced technology, Tengyi transformers provide consistent, reliable performance, maintaining stability under various operating conditions.
Meet High Standards
Tengyi transformers comply with international quality and safety standards, ensuring they meet the rigorous demands of various industrial applications.
Full Customization
Offering bespoke solutions, Tengyi transformers can be customized to meet specific requirements, providing tailored designs for unique operational needs.
We offer the best solutions for your actual requirements.
Talk to our experts to get your tailor-made solutions.