Gelonghui reported on December 6 that China Machinery Certification and Inspection (301508.SZ) stated on the investor interaction platform that the company is a nationwide third-party certification, inspection, and testing service institution for vehicles and machinery equipment. The company's main business does not involve monitoring station operations and currently does not provide OBD testing and maintenance services for in-use vehicles; the clients served by the company are generally large automobile manufacturers and auto parts manufacturers, providing access testing and comprehensive services before the launch of new vehicle models or new auto parts.