By Industry：

-    Laser applications: tool manufacturing / mechanical engineering, electronics / semiconductor industry, metal / material processing, vehicle and ship manufacturing

-    Laser and optoelectronic enterprises

-    Laser system integrator

-    Industry associations, research institutions, universities and research institutions

-    Other enterprises and institutions

By Position：

-  Chairman / Vice-president /Chief Executive Officer

-  Technical department Supervisor / Engineer

-  R & D department Supervisor / Engineer

-  Production Director / Engineer

-  Purchasing department Supervisor / Manager

-  Market development Director / Manager