With wide application for the laser technology, this permanet laser marking method of pen engraving machine gains more popularity around the world. The marked content by fiber laser is high quality, personalized and versatile. Our laser pen engraving machine with customized conveyor belt is equipped with the customized pen modules. The speed and content can by set in advance. There is a sensor to dectect the pen when passing by. Also this pen laser engraving machine can automatic count the marked pens’ quantity. This machine can meet the customes’ demands of marking logo, number, code, picuture on any mentallic pens.