Company Description
CO-TRONIC ENTERPRISE (H.K.) CO LTD have 2 factory which mainly produce the mylar speaker, earphone, headphone for MP3 player and other electronic product. And various kind of coil and transformer for EMI suppression purpose. If you have any enquiry or question. Pls don't hesitate to fax or e-mail to us. And
We will have quick response for your enquiry.