Since 2000 in the transformer industry, WINSHINE  is an EMS provider as well as a leading manufacturer specializing in producing Magnetic LED lighting drivers, power adapters, electric transformers, linear power transformers, toroidal transformers ring core inductors, precise mold and plastic injection molding parts. Experienced in precise die casting mold and plastic injection molding parts and metal sheet stamping in South China , we can cooperate with clients to turn design ideas into perfect products. our major marketing is in USA, CANADA and EU.


Prowell International Industrial Ltd was founded in 2009 in Hong Kong.

Prowell Precision Technologies Dongguan Co., Ltd. were established in 2009.

DONGGUAN WINSHINE ELETRIC CO., LTD. was established in 2021.

In addition, USA sales representative offices were set up in 2011.

WINSHINE has grown its professional expertise in manufacturing industry and become a company that provides premium services with competitive price.

By sticking to company’s philosophy of “Strive for Excellence, Customer First”, WINSHINE serves large pool of reputable customer bases that include some of the most renowned international electrical companies. They are either Power Tool companies or Home Appliances companies listed on the Fortune 500. Our major customers are Ericsson, Philips, Panasonic, Plantronics, SEB, Casio, Canon, Continental, Cisco, Honeywell, Eaton, Electrolux, Humanscale, Bissell, Remington, Harman/Kardon, Braun, Conair, Cooper Lighting, Coleman, Ctek, Sloan Led, Delonghi, Sennheiser, Karcher, Axis, Detla-Q, Noco, Valeo, and etc.

WINSHINE is an organization with approximately 500 employees in which 30 of them are professional technicians and experienced engineers, holding a total area of 4,000 square meter. Through rapid expansion in the past few years, WINSHINE now equipped with systematic manufacturing policy, experienced R&D, professional quality assurance team along with various precise manufacturing and testing machines.

To ship our products worldwide, WINSHINE has obtained safety certification of various regions such as Asia, Australia, Europe, America and Africa. Our products are sold to customers all around the world .

In 2010, WINSHINE obtained TUV ISO9001 certification. Moreover, we obtained qualifications of “SONY Green Partner” in 2011. In 2012, we obtained DNV ISO9001 and ISO14001 certification. so far, we have been certified by CB, UL, CUL, CE, GS, TUV, PSE, EK-MARK, SAA, CCC, CQC. To fulfill RoHS requirement, we have similar testing equipment as third party testing organization, including ICP, GC-MS and etc. Our ICP lab was built in 2012. GS-MS, UV and other testing equipment were purchased in 2012. Nowadays, our RoHS lab is capable to detect six kinds of RoHS restricted elements and other EU restricted substance, with the precision and test accuracy been approved by various countries.

From 2009 to 2021, WINSHINE put a lot of resources on the expansion of production facilities and test equipment. Production capacity had been largely increased in this period owing to the increasing business with key clients. Through our expansion, we have setup more than 20 sets of SMT machines production line in 2016. New layout of SMT workshop in 2016 helps improve production yield massively.

With over three decades of experience, WINSHINE now possess a strong team of professional personnel, dedicated to serve its customers to meet their requirements with top notch products and services.

Our commitment to Customers

Our success is based on our commitment to customers worldwide. With over three decades of experience, WINSHINE now has a strong team of professional personnel including experienced engineers, technicians and professional sales force, who keep being dedicated to serve its customers to meet their requirements with high quality products, after-sale services and strong technology support.

WINSHINE has been considered as a reliable partners through close cooperation with many world famous companies. WINSHINE will continue to strive for zero defects, on-time delivery and support that meets and exceeds our customers’ expectations.