JCEC is one of manufacturer that focus on NiZn and MnZn series ferrite cores since 1999. The products are widely used in all kinds of inductors and filters for home electric appliance, PC assemble equipments, EMI processors and OA machine devices. There are many types of our products , including DR core, T core, RID core,RH core, R core, RI core, P core, SI core, SDR, SMT, NDR and we can also produce the filter, inductors and transformers. Welcome to consult and contact us at any time for further information.