Fee of service for maintenance elevator 1 set is amount 5,000 (five thousand) baht. The service-provider calculated through 1 Year (4 times) for elevator 2 set is amount 40,000 (fourty thousand) baht. and Inspection elevator 1 time is amount 12,000 (twelve thousand) baht, (aforementioned price not include vat 7%) credit 30 days from first date that starts to maintenance.