Linear Power Transformers

Magnetic Components

Toroidal Transformers

Configurable Industrial Control Transformers

Magnetic LED Lighting Transformers

Isolation Transformer with NEMA 3R Enclosure



factory tour

PROWELL TECHNOLOGY is an EMS provider as well as a leading manufacturer specializing in producing LED lighting drivers, power adapters, electronic transformers, linear power transformers, switch mode transformerstoroidal power transformers, PCBA, precise mold and plastic injection molding parts.

PROWELL TECHNOLOGY is an organization with approximately 100 employees in which 50 of them are professional technicians and experienced engineers, holding a total area of 2,000 square meter.  Through rapid expansion in the past few years, Prowell International now equipped with systematic manufacturing policy, experienced R&D, expertise quality assurance team along with various precise manufacturing and testing machines.

Charging Station Transformers for E-cars

Fast charging and battery management systems for electric vehicles have become more popular as commuters rely on energy efficient options for transportation. With commuters moving away from flex-fuel based ethanol mixtures, electric vehicles are becoming more standardized and environmentally friendly. WINSHINE has developed various vehicle charging station transformers for use in eCars.

charging station transformers for E-cars
electric vehicle charging point

Why Choose Us


To improve engineering capability, management efficiency and quality level, APQP and SAP management system were applicated in 2012.

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30 Years


Winshine has focused on manufacturing linear transformers, toroidal transformers and magnetics for 30 years. We has grown professional expertise in manufacturing industry and become a company that provides premium services with competitive price. Our products are sold around the world with annual sales of 30 million USD.

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Winshine is a leading company with strong R&D capability and 100 professional technicians and experienced engineers. From 2005 to 2010, we put a lot of resources on the expansion of production facilities and test equipment. Through expansion, we have set up more than 10 sets of SMT machines production line.

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In 1998, WINSHINE obtained TUV ISO9001 certification. We obtained qualifications of “SONY Green Partner” in 2003. In 2005, we obtained DNV ISO9001 and ISO14001 certification. Our products are designed to meet international standards of various countries such as UL, CUL, GS, VDE, SEV, CE, SAA, PSE, IMQ, Semko, Fimko, etc.

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The Business Wins Successfully by Working with Winshine .