Professional guidance
Provide professional training to the responsible person during product acceptance and provide detailed reference operating instructions
The company will × 24-hour online consultation and technical maintenance services for you
all-the-way tracking
If there is a problem with the product, our company's technical service personnel will provide full tracking service
3-year free upgrade
The company promises to provide free software upgrade services for 3 years and promptly push the latest version and upgrade information to customer terminal devices
Regular follow-up
The after-sales team will conduct a follow-up visit every six months to regularly maintain and maintain the products
Any problems caused by product quality

Within 7 days from the acceptance date of A, customers can choose to return the goods;

Within 15 days from the acceptance date of B, customers can request a replacement;

Free warranty within one year from the acceptance date of C


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