Dishwashing time and costs are reduced. The re-washing process is eliminated, which saves time, labor and material costs. Daily preparation work or event planning is faster, and the most important thing is that customers stack the clean dishes and crystal clear glasses every time. The firm structure can achieve fast, stable, tight and safe stacking. Convenient to carry the four-sided handle grip, can be carried comfortably and safely. The rough surface and convenient handle reduce the risk of injury during handling. The firmly inlaid and fasten round button will not loosen and will not rust like a screw for a long time. It makes the upper and lower layers tightly connected and is not easy to separate. The internal open division allows from top to bottom, side to side.