Xi'an Goodwell Electromagnetic technology CO., LTD. Is a production high frequency electron transformer, the inductor, switching power transformer, line filer and so on.EE/EI/ETD/UI/CI/EFD/EPC/RM/PQhigh frequency electromagnetism part's specialized factory .With the advanced equipment, the fine craft manufacture lets the customer satisfied product.Our company product applies in the LED lamp, the power source, electronic domains and so on instruments and meters equipment.May according to the customer demand production