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

Company IntroduceOur company registered in Tianjin Hi-Tech Industrial Park is a high-tech private enterprise rooted technology and with body of science, project trade. We devote to researching microcomputer areas. Our main public traffic, gate-control ...