Chung Mong door industry to provide consumers with a wide range of services, including product introduction, delivery, installation, commissioning, maintenance, technical training, door-to-door service! 1, on behalf of consumers to install, debug products; 2, in accordance with requests from consumers on the use of technical guidance, etc.; 3, to ensure the supply of repair parts; 4, is responsible for maintenance services; 5, the product of "three packs", that is, repair, shifting,(now many people believe that after-sales service is the product of "three packs," which is a narrow sense, understanding); 6, letters and visits to deal with consumers to answer the consumer advisory. At the same time, consumers with a variety of ways of collecting the views of product quality and timely manner to improve the situation.
