Changhang Electric Co., Ltd. is for the user's sake and everything for the user to rest assured, vigorously introduce advanced technologies at home and abroad, accelerate new product development, and strive to reach the domestic advanced level in technical quality and management level. We strictly require the following commitments.
     1. Changhang Electric Co., Ltd. has strong quality control capabilities and quality assurance measures. For several years, it has continued to ensure normal operation according to the ISO9001-2000 quality management system and continuously adhere to quality improvement, strictly implement national standards, and strictly follow order contracts and technical conditions. Design and produce according to user requirements, and provide products with high quality that meet design standards. The product is assembled before leaving the factory, and the connection mark is printed for on-site installation. Before leaving the factory, the experiment is carried out according to the national standard, and a clear, correct, and complete 1 test report and delivery certificate are provided. Therefore, the user quality failure feedback rate always remains below 0.5 percent.
      2. We will always adhere to the policy of "strengthen quality management and enhance quality awareness", improve the technical quality of employees, make every effort to satisfy customers, and ensure that the technical performance of manufactured products meets national standards and meets various requirements put forward by customers.
      3. In the process of product production, the leaders and technical personnel of the demand side are welcome to come to our company for guidance, especially for the inspection and supervision of the entire process such as production process inspection.
      4. This product implements quality "three guarantees" according to law. There are three product warranty periods. During this period, any damage to the product caused by product manufacturing quality problems should be repaired by our company for a limited time free of charge.
      Fifth, the company's products are sold within two years after the warranty period. When they are informed of quality problems during the warranty period, they are guaranteed to reply within one hour, and dispatch personnel to the site to solve the quality problems as needed, and provide various services for long-term guidance and maintenance.
     Product quality is the company's life. We will do our best to ensure that the products manufactured by the company will run reliably for long-term users, and maintain the company's brand reputation for long-term consolidation and development.