Zhongkai Electrinic CO.,LTD(short fof ZK) a privately-owned enterprise, was established in 1997 which is engaged in designing and producinging high frequency transformers, filters, inductors, choke coils, self-bonded air coil etc.Our products are widely used in New energy, communication facilities, UPS power, household appliances, Medical instrument,monitor, Automotive electronics and many other fields. ZK is committed to the Standardization of Management,. In 2004 got ISO9001-2000 and certified by ISO14004:2004 in 20001. The products are best-selling in domestic and foreign markets, 50% are exported to Europe, America, Australia, South America, Asia and many other countries.