Dongguan Zhongkai Electronic Co.,ltd has more than 26 years long in the field of electronic components. We are a high-tech enterprise specializing in designing, producing, and exporting high-quality electronic components. Our main products are various types of high-frequency transformers, planar transformer,big power transformer, SMD transformer, choke coils, toroidal inductors, SMD inductors and big current inductors, which are widely used in various electronic fields like power controller, household appliance, security systems, medical, communication equipment, car and new energy...... etc.