Maintenance service of products. According to the agreement of both parties or the provisions of the company to provide customers with commissioning, maintenance, testing, repair and spare parts supply of the service content; where the quality of our equipment problems, we can get the company's maintenance services; within the normal warranty scope, our company to provide customers with free maintenance services.

 After the expiration of the warranty period (usually one year), we will provide customers with perennial maintenance services, strictly implement the service procedures and fees, and charge only appropriate cost fees for some replacement parts.

 The services and expenses required during the quality assurance period are borne by us (irresistible factors such as fire, flood, lightning strike, human factors, etc., caused by equipment and system damage, users only bear the cost of hardware.)