Companies in the quality policy of "elaborate design and manufacturing, meticulous service" under the guidance of "to satisfy the users, users can rest assured" for the purpose of the service, to customer satisfaction as the ultimate goal, in accordance with the requirements of ISO9001 quality management system, to carry out the service work. Strict implementation of the national product quality law, consumer rights protection law and other laws and regulations, formulate strict national standard "Three Guarantees" service regulations and service specifications, closely around the needs of users to carry out diversified services. Product service principle of "fast and good,": the user calls, letters and visits fast service; service attitude and service quality; inside and outside the province, users generally by the company or the local service outlets on-site service, to effectively solve the problem of all kinds of service users.