2. environmental: the emitted exhaust gas is purified by active carbon.
3. integration: optical, machinery, electricity, gas, water are integrated, economical the space.
application:
crafts. wooden artwork and gift box. crystal nameplate. certificate and agency badges. signs engraving. portraits and pictures engraving. organic glass. double color board engraving. leather decorating and cutting. stone engraving for parks. automotive instrument panel. automotive nameplate.