This application integrates new and used car transactions with direct purchase services for automotive parts, providing comprehensive full-chain automotive consumption support. Users can browse multi-brand vehicle listings, view detailed specifications and verified vehicle condition inspection reports, while accessing features like online price comparison, test drive scheduling, and one-click consultations. The parts marketplace offers OEM, branded, and aftermarket components compatible with mainstream models, enhanced by scan-to-match functionality for precise compatibility verification. The platform ensures transaction security with protective measures, post-sale warranties, and real-time logistics tracking. Additionally, it fosters a car owner community for sharing usage experiences and modification cases, collectively building a transparent, secure, and efficient automotive consumption ecosystem.