Shenzhen Chengming Science & Technology Co., Ltd., established in 2004, is a headphone and earphone manufacturer which is integrated with R&D, manufacture and sales. Its main products include multimedia headphone, MP3/MP4 earphone, USB headset, noise cancelling headset, wireless headphone, telephone headset etc. All products sell pretty well overseas like regions of Europe, America, South-east Asia. With the advanced technology, strict quality control and considerate after-sales services, the Company has gained high reputation from our customers. Quality First , Client Utmostis our philosophy, the company is delicated to supplying you with innovoative products, We welcome all customized requirements or agents, if you have any interest or further information, please feel free to contact us for friendly business cooperation. Let us establish closely business relationship with you for our mutual benefits.