Established Nantong Ruibian
Company founded, registered capital RMB 5.28 million.
ABOUT US
18+ years of transformer engineering, since 2007.
Ruibian (Jiangsu) Electric Power Co., Ltd. is a transformer manufacturer founded in 2007, supplying power and distribution transformers and substations up to 138 kV. As a joint venture partner with Eaton (USA) since 2023, we combine international capital and global factory standards with Chinese manufacturing scale.
2007Founded
120,000 m²Production area
20,000 MVAAnnual capacity
80+Countries delivered
OUR HISTORY
From Nantong Ruibian to a 138 kV-rated global supplier.
A manufacturing story built around capability, testing and international project delivery.
See the factoryNew facility
Built a new factory of more than 60,000 m² and added an oil-immersed transformer line.
110 kV capability
Obtained the 110 kV type test report and entered the ranks of 110 kV suppliers.
First 110 kV epoxy resin cast dry-type
Successfully designed and developed the first 110 kV class three-phase epoxy resin cast insulated dry-type power transformer in China.
JV with Eaton (USA)
Set up a new digitized and smart factory as a joint venture partner with Eaton (USA).
STANDARDS & CERTIFICATIONS
Tested by international laboratories, accredited in-house.
Certification scope and test applicability are confirmed against the product and destination market.
View certificationsUL Listed
Product safety certification for the U.S. and Canadian markets.
CSA Certified
Certification accepted across Canada and international projects.
IEEE C57 Compliant
Power transformer designs comply with IEEE C57 series standards.
IEC 60076 Compliant
Compliance with IEC 60076 international standards.
DEKRA and ASTA type tested
Independent type tests from ASTA (UK) and DEKRA (Hungary) laboratories.
CNAS Accredited Laboratory
In-house test center accredited by CNAS for routine, type and special tests.
GLOBAL REACH
Delivered where reliability is non-negotiable.
Supplied to utilities, EPCs, data-center operators, developers, miners and industrial plants in more than 80 countries — with a joint-venture line and Eaton (USA) partnership since 2023.
United States
Canada
Brazil
Mexico
Russia
Poland
India
Pakistan
Bangladesh
Nigeria
Kenya
Egypt
UAE
Saudi Arabia
Singapore
Vietnam
Japan
Philippines
Germany
France
Italy
READY TO START
Send us a project brief.
Application, voltage class, capacity, environment, delivery and standards. The project team will respond.