Ruby laser technology co., limited.,was founded in 2002 at jinan city,shandong province of china. she is a laser power supply manufacturer with 19 people's r&d center. at first it mainly developed and manufactured co2 laser power supply, yag ldcw pumped power supply, yag arc krypton lamp pumped power supply,yag pulsed xenon lamped laser power supply. as we know, jinan is one of the largest laser machine centers in china. lots of famous brands laser machine manufacturers are in this city. thanks to this advantages, we have rich experience to develop, manufacture and sell standardized laser power supplies to machine factories .besides, we can also develope special laser power supply on customer’s requirement. actually 60-70% of laser power supplies are specially developed. owning to rubylaser’s qualified product and excellent service, the power supplies are widely used at laser engraving machine, laser cutting machine, laser marking machine and laser welding machine,etc. currently these laser machines are applied on metal work, leather, embroidery , stamp, platemaking, advertisement, electronic, nould making and so on