King Core is an ISO 9001 and ISO 14001 certified professional manufacturer of Ferrite Cores. We believe quality is the confidence to customers, and we will try best to satisfy and meet customers' need & continue to improve and excel which is our company policy & commitment. We are proud to be major inductive component vendor of world most important manufacturers of notebook, computers, PC Motherboard, LCD Monitor TV, CD-ROM, DVD-ROM, Scanner, VGA Card and Wide-band or Wireless Telecommunication device, USB device and RF applications, etc. Our anticipation is to service our customers by best Ferrite Core product, quality, price & delivery. Trust if you take a chance to contact with us for your need, you shall be satisfied with our response.