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Service

Process

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call the hotline

When your used products have fault or need to change filter element, please contact local sales service or call hotline 400-820-0606 immediately, we will provide onsite service asap.

register reservation

Please provide your product’s model number、buying time、fault status、contact information、address and other related detailed information to the customer service staff so that after- sales engineers can bring maintaining accessories and filter elements.

Appointment time

Appoint visiting time with customer

Visit on time

Provide door-to-door service on time depending on the appointing time with customer

Check fault

Check product’s fault

Determine the
cost of

According to the fault inspection results, maintenance engineers explain to the user name and quantity of replacement parts required and issue the company standard charge until after user confirmation fee overhaul.

Troubleshooting

Troubleshooting and tested

Fill vouchers

To remove your worries, we will fill in repair vouchers, indicate cause of the malfunction, repair results, maintenance costs, warranty, and our company's service calls and complaints. If you have questions, you can always call the service provider or telephone company service hotline.

Clean up the site

Repair site cleanup

Warranty

From the maintenance is completed, they begin to enter the warranty period. In the meantime, when your product original fault again, please contact the service provider as soon as possible, we will use your maintenance records to provide warranty service