warranty

Within Warranty

DL (DUOLING)grants our clients a twelve-month period or 2000 hours warranty for any machines bought from us. During the warranty period, in case any defect of materials or workmanship has occurred with our machines in normal operation(exclusive of those self-installed ), qualified engineer(s ) will be sent for an inspection, if necessary, to your locality at our expenses, and if the defective parts, which are involved, if any, will be repaired or replaced free of charge at our discretion.

We reserve the right to reasonably determine whether a defect in material or workmanship under normal use or if such defect is resulted from a factor excluded from this warranty. This warranty does not include defects from normal wear and tear, accidents, negligence, abuse, shipment, handling, storage, or environmental conditions. Any modifications to our machines by the client, client’s employees, end-user, shall invalidate this warranty.

Without Warranty

If the warranty for machines bought from us expires, our service are still available to you, but at a little but reasonable charges, the charges, inclusive but not limited, are as follows:round trips of plane fares, accomodations, visa related fees, and salary.

If you have any requirements or questions, please leave a message as follows and we shall reply to you asap