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            After-sales service  

              Companies in product quality before delivery by the Department of Management

            examiner for the factory test confirming its compliance with the standards for
            acceptance can be delivered to the customer acceptance and identification products
            for effective protection, when certain products are not difficult to duplicate
            tests or will be, with the customer's consent and invites customers to participate
            in product acceptance .Responsible for the implementation of marketing and product
            delivery of products after delivery (sale) quality tracking service, customers
            visitedthe collection, transmission and processing of customer feedback on the
            quality of product information, and provide the technical guidance and the
            preparation of product quality tracking service record.
            All rights reserved :Hanzhong Chaoyang Mechanical Limited Liability Company 
            Address : No.1 Chaoyang Road, Han Tai District, Hanzhong, Shaanxi province   Telephone :86-0916-2383187