^_^ High quality universal toner powder for HP
Guarantee:
Allproductsgothroughasfollowingprofessionaltestbeforedelivery
1).Mechanicaltesttoensurethetonerssmoothoperationandnonoise,andtomeetwithISOstandards.
2).Environmentprotectiontesttoensuretoners'environmentalsafe.
3).Durationtesttoensuretonerscanlastmorethanoneyear.
4).Difficultconditionstestssuchasabnormaltemperature,airpressure,strongsunlightandroughtransportationsteststoensuretheprintingqualityremainshigh.
5).Waterresistanttesttoensureprintingwon'tfadeandbedilutedwhenwet.
6).Printingqualitytesttoensuretheprintingisrealblack,noslurandwon'tfade.
7).Capacitytesttoensuretheprintvolumeisthesameastheonesoforiginalmanufacturers.