In order to guarantee the clients of HaoMai doormat acquiring satisfied after sale services and safeguarding consumers' legal rights and interests, the following after sale service standards are formulated based on Product Quality Law of the People’s Republic of China and related regulations: 1. Length of warranty of products is one year. During this period, free door-to-door service can be provided to solve the quality problems; 2. If damages happen out of length of warranty, only corresponding material costs is charged for the damages of mat surface, rubber or accessories in the three years after the purchasing day. Door-to-door service and maintenance charges are free; 3. HaoMai company requires the maintenance centre implementing a hundred percent door-to-door service. If clients have questions to our service quality, complaints could be lodged directly to our service centre;TEL:010-85303277-806. The product without warranty certificate and valid bills could not get the above-mentioned services； 5. The damages caused by non-professional maintenance or dismounting specified by our company or factors beyond the control are out of warranty service.