Established in 1995, Xi`an Liyuan optical & electricity Technology Co. Ltd. is located XI&＃039;an High-tech industrial development Zone. It a new high-tech enterprise specialized research and market of Near-Infrared material component test technology LED semiconductor mining ...

We are professional mining cap lamp products and batteries manufacture with 13 years experiences in China. can supply 500, 000 set LED battery for electric bicycle yearly , 100, 000LED yearly, other power sources so on. In addition to our original products, we offer specified goods accept OEM ...