Stainless steel hollow ball sculpture is a modern form of sculpture that takes a spherical shape as its basic form and designs various forms of sculptures inside or outside the sphere through hollow out. Hollow ball sculpture is not only a beautiful artwork, but also an innovative technological product. Stainless steel hollow ball sculpture is a major category of stainless steel sculpture, and many people like to use stainless steel hollow balls when decorating and designing ring mirrors. Hollow balls are hollow and have various patterns on the surface, which can be made from single or double layered boards.