... of the categories by ourselves, such as gemstone bead, glass bead, alloy bead, but the items we had couldn’t fulfill ... samples, we source factories in gemstone bead, glass bead, lamp work bead, metal bead, fresh water pearl bead, shell bead, coral bead, etc. Meanwhile, we found ... could be not expected, headers could be wrong, bead quantity per string could be wrong. Each inspection is also training ...