Changzhou Duoji EME Technical Co., LTD. is the main professional manufacturer of EMI Power Line Filters in China. Company is engaged in EMI/EMC scientific research, can design and manufacture the special specifications filters. The company can produce over six hundred specifications 0.5A~1600A,singlephase or threephases AC and DC filters. Our main products widely are applied to safety of information, EMC measurement, industrial controls, instrumentation, industrial frequency inverters or power driving systems and more. The company had already passed the ISO9001 Quality System Recognition. By taken the above effective measures, it thus can guarantee the high performance of the products and their reliability and stability. We own EMC-LAB and professional EMC engineer, can provide pertinence of EMC blueprint.