Laser products in Liaocheng mainly involve the following aspects: 1. Laser cutting machine: Some machinery and equipment manufacturing companies in Liaocheng produce and sell laser cutting machine, widely used in metal processing, handicraft production and other industries. 2. Laser marking machine: some electronic equipment manufacturing companies and engraving manufacturing companies produce and sell laser marking machine, used for electronic product identification, mobile phone case engraving and so on. 3. Laser rangefinder: Some equipment manufacturing companies produce and sell laser rangefinder, widely used in construction, measurement and other fields.