Daqo Group co., Ltd.

Professional Transformer Manufacturer in China

As one of China's leading industrial transformer manufacturers, we offer a comprehensiverange of transformers that meet international standards such as lEEE, lEC and ANSI.

Deep In The Transformer Industry For Over 30 Years

Empowering the Future
& with Reliable Transformers

Daqo Group is a trusted transformer manufacturer, delivering reliable and efficient power solutions for industries worldwide.

Trusted by 2000+ global customers across 40+ countries for transformer solutions

Who We Are

Professional Power Transformer Manufacturer

Daqo Group is a leading manufacturer in the fields of Electrical, New Energy, Power Electronics, and Components, mainly focuses on the research, development and production of MV&LV complete electrical equipment, intelligent components, busbars, transformers, DC traction power supply equipment, etc. Daqo Group is an innovative enterprise with independent research and development as its core competitiveness.

Global Transformer Solutions

Daqo R&D and manufacturing capacity are at the forefront in China, providing users with solutions such as intelligent substation systems, factory automation, and intelligent energy integrated management systems. With over 17,000 employees and total assets more than USD 9 billion, Daqo Group has established 6 production bases, 4 research institutes, and 32 manufacturing companies nationwide.

Years of Experience

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Global Distributors

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Countries & Regions

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What We Do

Explore Our Products

Explore our high-quality transformer solutions engineered for reliable performance in essential industrial applications.

Dry Type Transformer

We offer energy-saving dry-type series in the range of 10kVA-6000kVA and include both low and medium voltage.

Oil-lmmersed Transformer

We offer oil-filled transformers with voltage fluctuation controlled within 1%–1.5%, using reliable H-class insulation.

Padmount Transformer

We offer padmount transformers built for reliable and efficient industrial and commercial use.

Why Choose Us

Transformer Quality Ensured By Expertise Experience

Over 30 Years of Experience

With over 30 years of manufacturing experience in the electrical field, we know what product is best for your business!

Rigorous Testing

We do not produce defective products, we will do a series of rigorous product tests before shipment, including insulation testing, electrical performance testing, etc.

Quality Control

The products have all passed the testing by the national supervision and inspection center and the joint appraisal by the state grid corporation and the state administration of machinery industry.

Advanced Equipment

Equipped with a complete set of advanced transformer production and testing equipment, including automatic cutting, vacuum impregnation, large-scale CNC machining, and testing devices.

Our Awesome Projects

We Take All Related Transformer Projects

Saudi Arabia - Qassim 1 & Taiba 1 PowerPlant

Supplied 140+ transformers for flagship power plants, ensuring stable and efficient power transmission for Saudi Arabia's critical energy infrastructure.

Indonesia - APP OKl-2 Process Plant

Supplied 209 oil-immersed transformers for the world's largest pulp base. Delivered CFR, powering this monumental Belt and Road project.

Indonesia - Zhenshi Group Nickel Smelting

Powered 12 RKEF lines and a 750 MW plant with 67 transformers. This critical infrastructure supports the global supply of nickel for aerospace.

Ethiopia - GERD Hydropower Project

Supplied 116 dry-type transformers for Africa's largest hydropower dam. Our equipment plays a vital role in transmission for this landmark project, addressing energy needs across East Africa.

China - BYD Chengdu EV Manufacturing Base

Enabled a trillion-level EV industrial cluster with 94 dry-type transformers. Our solution provides reliable power for BYD's advanced manufacturing, R&D, and ecosystem facilities.

Global Expertise for Local Impact Worldwide

With a proven track record across diverse industries and regions, we deliver robust electrical solutions that keep the world's most critical operations running. Partner with us to build the future, reliably.

Dry Type Transformer Ventilation Requirements | Expert Guide

Dry Type Transformer Ventilation Requirements | Expert Guide

Learn ventilation requirements for dry type transformers from a 30-year expert. Includes CFM formulas, clearance tables, and real-world case studies.

Latest News & Events

Explore our recent projects, company news, and industry insights in the transformer sector.

Digital Daqo: Driving Smart Manufacturing and Digital Transformation

Digital Daqo: Driving Smart Manufacturing and Digital Transformation

As industries worldwide embrace digital transformation, manufacturers are increasingly seeking…

Daqo Group: Driving Innovation and Powering the Future of Smart Energy

Daqo Group: Driving Innovation and Powering the Future of Smart Energy

In an era defined by energy transformation and industrial modernization,…

Top Manufacturer of Oil-Immersed Transformers: Empowering Tomorrow

Top Manufacturer of Oil-Immersed Transformers: Empowering Tomorrow

Imagine living in a city where power outages are a…

Digital Daqo: Driving Smart Manufacturing and Digital Transformation

Digital Daqo: Driving Smart Manufacturing and Digital Transformation

As industries worldwide embrace digital transformation, manufacturers are increasingly seeking…

Daqo Group: Driving Innovation and Powering the Future of Smart Energy

Daqo Group: Driving Innovation and Powering the Future of Smart Energy

In an era defined by energy transformation and industrial modernization,…

Top Manufacturer of Oil-Immersed Transformers: Empowering Tomorrow

Top Manufacturer of Oil-Immersed Transformers: Empowering Tomorrow

Imagine living in a city where power outages are a…

We offer Reliable Transformer Solutions

Have a question for our team? Get in contact with us today.