According to the certification requirements of China Railway Corporation for EMU products, an audit team composed of three experts carried out a two-day product certification expansion review on four kinds of ER8C non-power wheels of our EMU from September 10 to 11, 2018. Bai Guisheng, chief engineer of our company, Wang Yanping, deputy minister of quality assurance department, Liu Xing, manager of planning and operation room, and relevant personnel warmly received three experts in conference room 4 on the third floor.

CRCC is the abbreviation of China Railway Inspection and Certification Center, which is the authoritative certification of products in the railway industry. Railway products that are included in the compulsory product certification management and listed in the adoption catalogue can only be used in the railway field if they are certified in accordance with the law and obtain a certification certificate. The purpose of this audit is to review the certification expansion of 4 kinds of ER8C non-power wheel products of our company's EMU. The audit experts explained the certification rules and on-site audit requirements. During the audit process, all departments of our company also actively cooperated. The expert audit team agreed that our company can effectively operate the quality management system, and our company can identify and effectively manage the special requirements stipulated by the CRCC certification center. At the same time, the expert group highly praised our company's efficient and serious work attitude. In addition, the review team proposed a deadline for rectification of two general non-conformances that occurred in the company during the review process. In the end, our company successfully passed the CRCC product certification supervision and audit.

The smooth passing of CRCC product certification supervision and audit indicates that the company has the qualification to continuously provide products to the market and ensure the smooth circulation of products in the market, which is of great significance to enhance the internal management and external competitiveness of the enterprise.