From January 15 to 16, 2018, a delegation from the ISO review agency visited our company and conducted a comprehensive, detailed and strict on-site review of our ISO9001 quality management system. All audit items of our company have met the standards of the latest version of the ISO9001 quality management system in 2015, and we have successfully passed the audit and successfully obtained the ISO9001 quality management system certification certificate (the certificate is valid until January 19, 2021). This review mainly inspected the research and development, sales and service of high-power intelligent high-frequency switching power supplies and power conversion devices (lithium battery charging power supplies), and adopted an audit method combining on-site audits and document records. At the same time, a comprehensive verification of the compliance of the company's equipment and facilities was carried out. The members of the expert group unanimously agreed that our company was well prepared in all aspects, and the audited departments and relevant personnel cooperated actively. At the same time, they highly praised the positive efforts made by our company in various management system work in the past year.

Since its establishment, our company has been actively exploring the enterprise management system and striving to raise the enterprise management system to a new level. In the future, our company will continue to strictly implement the quality management system and rules and regulations, strictly operate and manage in accordance with the standards, continuously improve product quality, and enhance the company's service level.