From August 16th to 17th, 2025, over a period of two days, the quality management system audit instructor conducted a strict audit of the company's document management system (quality manual, procedure documents, records, operations, etc.) and the production site, demonstrating the continuous and effective operation of the company's management system and its consistent compliance with the corresponding management system certification standards. Successfully passed the re-certification of GB/T19001-2016/ISO9001:2015 and obtained the corresponding new qualification certificate.