... laser tube 2.Taiwan square orbit 3.imported Singapore focus lens 4.USB control co2 laser engraving machine GX ... marble, organic glass, plastic, cloth, rubber, acrylic, crystal, paper, leather, ceramic tile, marble, hardboard, bowlder, glass and other nonmetallic materials ... can be used in the fields of advertising, gift working, leather, toy, model, building industry, computer embroidery cutting, paper ...