1. After the equipment acceptance, the laser source quality assurance period is 2 years, and other components are 1 year.

2. The supplier provides lifelong maintenance services for the machine and provides daily consultation and guidance on equipment at any time.

3. During the quality assurance period, the supplier is responsible for free replacement of parts and services for any damage or damage caused by the quality of the equipment itself, except for routine consumables (optical fibers, protective lenses, nozzles, etc.) and accidents that belong to the user's illegal operation responsibility.

4. Outside the quality assurance period, the supplier still provides buyers with necessary technical support and preferential consumables and parts supply.

5. The supplier promises to inform users of software upgrades in a timely manner and provide free software upgrade services.