SHANXI WELLSPRING ELECTRONIC CO., LTD. is a collection of ferrite core, bobbin, Transformer and other electronic products development, production, sales as one of professional Manufacturers. The products are complete, the specification is perfect, the products are widely used to communication equipment, switch power, charger, controller, green lighting etc. field. Its products have passed the UL, CE, CE, UL, CCC, FCC and other safety certification. Company also in accordance with the EU ROHS directive and supply environmentally friendly products. All our products are made to customer requirements, so please contact us with your request and you will get a rapid reply about quotation and turnaround time. Reliable after sales service and the quality of all products are guaranteed.