Free eight-year product quality guarantee: maintenance and repair guaranteed for eight years after construction (free for the first three years and charged for the remaining period)

1. Upon the completion of delivery and installation, escrow will be set for defect repairs with Public Procurement Service and our product quality guarantee will be issued.
2. Dedicated maintenance equipment and A / S team will be set up.
3. Maintenance through the check list provided by A / S team, the schedule and the scope will be decided through consultation.