ABOUT US

Powering Infrastructure with Reliable Products & Service

A Shanghai-based company designing and delivering power equipment and advanced composite materials for global energy and industrial markets.

Company Profile

DIANKEY was founded in 2019 and is headquartered in Shanghai, China. The company specializes in the design, manufacturing, and supply of power equipment and high-performance composite materials. Our product portfolio spans transformers, switchgear, energy storage systems, and packaged substations, as well as carbon fiber fabrics, carbon fiber pultruded plates, and FRP composite products. We serve a diverse range of applications across power infrastructure, renewable energy generation, and industrial equipment manufacturing. For clients worldwide, DIANKEY delivers product reliability, responsive technical support, and consistent execution capability — providing stable product and service support for power transmission and distribution, renewable energy grid connection, industrial power supply, and equipment manufacturing projects.

Why Choose DIANKEY

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Reliability

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Reliability

Proven product quality backed by rigorous testing and certification

Technical Depth

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Technical Depth

In-house engineering expertise across power equipment and composite materials

Global Delivery

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Global Delivery

Export-ready documentation, logistics coordination, and multi-market compliance

IP & Innovation

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IP & Innovation

8 patents, 9 software copyrights — continuous investment in R&D and process innovation

Qualifications & Certifications

We maintain rigorous industry certifications and intellectual property protections to ensure quality and compliance at every level.

Invention & Utility Patents

Innovations in transformer design, composite material processing, and power equipment manufacturing

A Building Vacuum Sewage Collection Device A Wind Turbine Blade Connection Mechanism A Dust Removal Device for Laser Scribing A Thin-Film Laser Scribing Device IC Layout - Glue Machine Signal Interface Hardware Circuit

10+

Software Copyrights

Proprietary systems for quality management, supply chain tracking, and equipment monitoring

Front Shell 3-Axis Press-Fit Process Management Software Front & Rear Shell Automatic Heating Remote Monitoring Software Assembly 3-Axis Positioning Auto-Tightening Monitoring Software New Energy Vehicle Front Shell Differential Oil Seal Press-Fit & Auto-Loading Control Software New Energy Vehicle Rear Shell Differential Oil Seal Press-Fit & Auto-Loading Control Software New Energy Vehicle Plasma Automatic Cleaning Control Software Intelligent 1+1 Vacuum Sewage Collection Device Electronic Control System Software Empty Pallet Automatic Weighing Control Software Kitchen Waste Load Quantitative Management Software 400-Ton Floating Crane Control System

10+

Equipment & Industry Certifications

Product type testing, ISO quality management, CE/UL export certifications, and third-party inspection reports

ISO 9001 Quality Management System

CE Export Certification

UL Export Certification

Product Type Test Report

Third-Party Inspection Report

WHAT WE OFFER

Products & Capabilities

We provide a comprehensive range of power equipment and advanced materials to support global energy and industrial projects.

Power Equipment

Transformers, Switchgear, Energy Storage Systems, Packaged Substations / Prefabricated Units

Composite Materials

Carbon Fiber Fabrics, Carbon Fiber Pultruded Plates, FRP (Fiber-Reinforced Polymer) Products

Markets & Applications

Power Transmission & Distribution

Renewable Energy Grid Connection

Industrial Power Supply & Equipment Manufacturing

Our Commitment

For clients worldwide, we are committed to product reliability, responsive technical support, and on-time delivery execution — ensuring stable, long-term partnerships built on trust and performance.

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