On May 24-25, 2026, Shenzhen Huantong Company successfully concluded the annual ISO9001 quality management system, ISO14001 environmental management system, and ISO45001 occupational health and safety management system supervision and audit of Wenrui Machinery. After the audit, Huantong Company confirmed that the company's management system can continue to meet the requirements of the audit criteria and operate effectively, and it will continue to hold and use the management system certification certificate and certification mark issued by Huantong Company. On May 24, four members of the audit team, including Li Lei, held the first meeting. A total of 36 Wenrui management representatives and heads of departments attended the meeting to clarify the scope of the audit, the confidentiality commitment of the audit, and the audit work requirements. This audit is a comprehensive 'physical examination' of the compliance of the company's system and the effectiveness of the company's process control. During the review process, General Manager Yin Hua and the management received a special review of management strategies and plans, and the accuracy of the three-system policies and goals was confirmed.

On May 24-25, 2026, Shenzhen Huantong Company successfully concluded the annual ISO9001 quality management system, ISO14001 environmental management system, and ISO45001 occupational health and safety management system supervision and audit of Wenrui Machinery. After the audit, Huantong Company confirmed that the company's management system can continue to meet the requirements of the audit criteria and operate effectively, and it will continue to hold and use the management system certification certificate and certification mark issued by Huantong Company. On May 24, four members of the audit team, including Li Lei, held the first meeting. A total of 36 Wenrui management representatives and heads of departments attended the meeting to clarify the scope of the audit, the confidentiality commitment of the audit, and the audit work requirements. This audit is a comprehensive 'physical examination' of the compliance of the company's system and the effectiveness of the company's process control. During the review process, General Manager Yin Hua and the management received a special review of management strategies and plans, and the accuracy of the three-system policies and goals was confirmed.