Shenzhen Zhongyikang Precision Hardware Products Co., Ltd. is a manufacturer of Earphones, headphones, Mini speakers and hardware products in Shenzhen. Our superior products is Metal earphone, we have 3 CNC lathes and 20 common milling and turning lathes to produce metal earphone body, also we oxygenize the earphone body color and laser logo by ourself. So we can control the cost, quality, and delivery time very well. All of our products are certified by RoHs and CE, also we have creative R & D team, they can develop 2 new products per month, Moreover, our designer can design the package style, package artwork and display tower for you quickly. These solution can make you easy to test the market or show the final products to your clients perfectly. With good quality, reasonable prices and stylish designs and fast delivery, our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. In the past year, we are doing pretty well in building up our own OPOLINK brand besides OEM and ODM. We welcome new and old customers from all over the word to contact us for future business relationships and achieving mutual success!