Chassis Rust Prevention & Sealing Enhancement

Rust prevention treatment for the chassis metal structure, welds, cavities, subframe, and exhaust pipe hangers. Using an epoxy resin base chassis armor coating, paraffin-based cavity wax injection material, galvanized passivated bolts, and stainless steel exhaust hangers, combined with high-pressure air purging and masking processes, to isolate moisture and salt, preventing corrosion, perforation, abnormal noise, and loosening.