All generator unit products of HOWIN are managed according to ISO international quality system. Repeated inspections and tests were carried out during procurement of components and parts, storage of generator unit, and shipment. There is 1 year warranty period at longest for our products.

If faults occurred within warranty period, the service engineer will guide you online to solve problem after your call. If the fault still exists, technician will go to the spot ASAP to eliminate faults for you. We promise: Common faults will be eliminated within 24 hours, major faults within 72 hours, and for special occasions, we will solve upon discussion with customers.