TradeVerify Hebei Yifeng Technology co.,ltd is specialize in designing,developing, and manufacturing EL/LED products and glasses,which is located in wu'an city in china,have the strong power of technology R&D with more than 3 years experience,We provide OEM and ODM service to the clients overseas from USA, EUROPEAN,South AMERICAN,Middle-east and ASEAN countries etc.Products as follows:EL products:LED/EL actuator,EL tracing light data line for APPLE phone/Android,EL wire,EL glasses,led glasses,led glass,3D glass,sun glass,and presbyopic glasses and so on.products delivery stylesManage Concept:prosperity comes from quality and credit.