2020-01-02 WS-2030-4A (WS-2040-4A) foam engraving machine and wood mold engraving machine applied for electrical molds, lighting molds, ceramic sanitary ware, large musical instruments, three-dimensional curved surfaces, instrument molds, home appliance molds, air-conditioning molds, automotive molds, automotive interior molds, automotive bumper molds, automotive instrument panel molds, etc.