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Professional Power Transformer Manufacturer | OBM / OEM / ODM Services for the Electrical Industry

Products
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Jiangsu Tianhua Transformer Co., Ltd. is a high-tech enterprise specializing in the production, R&D, and sales of power transformer and related products.
Oil-immersed Transformer
Dry-type Transformer
Main Transformer
Box-type Substation
Other Transformers
Advantages
Why choose Tianhua
Operating strictly in accordance with the ISO9000 quality management system standards, the company strives for excellence, innovation, and progress, providing customers with high-quality products and perfect transformer solutions tailored to regional characteristics.
The company boasts a strong R&D team comprised of 7 senior engineers and over 110 mid-to-senior level technical personnel, including PhDs and Masters, continuously driving technological innovation.
Utilizing internationally leading automated production lines, intelligent testing equipment, and digital management systems to achieve efficient and precise production.
Covering oil-immersed transformers, dry-type transformers, prefabricated substations, and special transformers (such as wind power and photovoltaic transformers), meeting the needs of various industries.
Located in the Xuzhou Economic and Technological Development Zone, the company enjoys convenient access to the Beijing-Shanghai Railway, the Longhai Railway, and the Eurasian Land Bridge, with a logistics network covering the entire country and extending to overseas markets.
Cases
Understand the industry we serve
Long-term service to State Grid, China Southern Power Grid, large industrial enterprises, and new energy projects, earning high recognition. With advanced technology, first-class equipment, superior quality, satisfactory service, and a strong reputation, Jiangsu Tianhua Transformer Co., Ltd. sincerely collaborates with customers for mutual development.
We have over 1000 cooperative clients.
Service Introduction
Service Introduction of Jiangsu Tianhua Transformer Co., Ltd.
Jiangsu Tianhua Transformer Co., Ltd. adheres to the business philosophy of technology-led, service-oriented, and integrity-based, providing domestic and overseas customers with one-stop, full-process transformer solutions and technical services covering pre-sales, in-sales and after-sales stages, including OEM & ODM customized services.
1
Pre-sales Service: Precise Matching & Customized Solutions
Technical Consultation & Demand AssessmentA professional technical team provides free technical consultation, conducts demand diagnosis and load analysis according to customers’ voltage level, frequency, capacity, installation environment (high temperature, high humidity, extreme cold, salt spray, etc.) and power grid specifications.
OEM & ODM Customized DesignRelying on strong R&D capabilities, the company provides OEM manufacturing and ODM design services, including tailor-made products, structural design, appearance customization, logo customization and system solutions to adapt to different working conditions and standards (GB, IEC, etc.) at home and abroad.
Product Selection & Cost OptimizationCombined with project budget and load characteristics, it recommends the most suitable product models (dry-type, oil-immersed, box-type substation, special transformers, etc.) and offers cost-effective solutions.
Technical Communication & Documentation SupportIt provides product manuals, technical parameters, certification documents, installation drawings and other materials, assisting customers in preliminary project design and approval procedures.
2
In-sales Service: Efficient Coordination & Full-process Guarantee
Transparent Production ProgressReal-time updates on production, testing and delivery progress to ensure controllable project milestones.
Strict Quality Control & Factory InspectionThe whole process complies with the ISO9001 quality management system. Each product is delivered only after passing factory tests including withstand voltage, transformation ratio, loss, insulation performance and more.
Logistics & Packaging AssuranceSupported by the hub location of Xuzhou, the company provides safe and efficient logistics and delivery. Professional protective packaging is adopted to ensure damage-free transportation.
Exclusive Foreign Trade ServicesWith independent import and export rights, it provides standardized one-stop cross-border services including customs declaration, inspection declaration, settlement and document preparation to meet overseas market access requirements.
3
After-sales Service: Rapid Response & Long-term Operation & Maintenance
Installation Guidance & CommissioningProfessional technicians are dispatched to provide on-site guidance for installation, wiring and commissioning to ensure smooth operation of equipment.
Technical TrainingIt provides training for customers’ operation and maintenance personnel on product principles, operation specifications, routine maintenance and troubleshooting.
Quick Response & Fault HandlingA sound after-sales service system has been established. The service team has professional background in electrical engineering, responds quickly to repair requests, and provides remote diagnosis and on-site maintenance.
Regular Inspection & MaintenanceRegular on-site inspections, preventive maintenance, insulation testing, loss testing and other services are provided to extend service life of equipment.
Warranty & Spare Parts SupportStandard warranty services are provided, and genuine spare parts are supplied for a long time to ensure stable operation of equipment.
Full Lifecycle Technical SupportIt provides technical solutions for equipment upgrading, renovation and capacity expansion, covering the entire product lifecycle.
strength
Company Strength Data
Since its establishment, the company has always adhered to the business philosophy of "technology-driven, service-first, and integrity-based," committed to maximizing customer benefits and emphasizing investment in product R&D.
Company Establishment
Company Employees
Total investment of 90 million yuan
Factory 5000 square meters
About Tianhua
Professional Power Transformer Manufacturer
Jiangsu Tianhua Transformer Co., Ltd. is a high-tech enterprise specializing in the production, R&D, and sales of transformers and related products. The company is located in the Xuzhou Economic and Technological Development Zone, Jiangsu Province, where the Beijing-Shanghai Railway and the Longhai Railway intersect, and the Eurasian Land Bridge runs through Xuzhou, providing extremely convenient transportation.

With a total investment of 90 million yuan and a registered capital of 100 million yuan, the company currently employs 270 staff members, including 7 senior engineers and over 110 mid-to-senior level technical personnel, such as doctors and masters.
News
Corporate News
With advanced technology, first-class equipment, superior quality, satisfactory service, and a strong reputation, Jiangsu Tianhua Transformer Co., Ltd. sincerely collaborates with customers for mutual development.
Jiangsu Tianhua Transformer Aligns AI Strategy with WAIC 2026: Industrial Application & Responsible Governance
Jiangsu Tianhua Transformer aligns its AI strategy with WAIC 2026, focusing on practical industrial application and responsible AI governance. We apply AI across R&D, manufacturing and services to deliver compliant, reliable power solutions for global clients.
2026 07 01
Get in touch with us
Just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs!
With advanced technology, first-class equipment, superior quality, satisfactory service, and a strong reputation, Jiangsu Tianhua Transformer Co., Ltd. sincerely collaborates with customers for mutual development. We warmly welcome professionals from all fields to discuss cooperation and create a brilliant future together!
Contact Us
Contact person: Albert

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105 Xuhai Road, Xuzhou Economic Development Zone Jiangsu China
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