In order to verify and evaluate the compliance and effectiveness of the company's quality system and further promote the continuous improvement of the management system and process, Weibang carried out a two-day internal audit from 29th to 30th Dec. 2021 and passed it successfully. It is hoped that all departments will pay attention to implementation, strengthen supervision and continuous improvement in the future, so that the nonconformities found in this audit can become an opportunity for the company to continuously improve and improve the quality management system.