As the original manufacturer, we mainly make trailer metal products, such as trailer chassis frames, independent suspensions, caravan bumper bars, trailer jacks, RV corner steadies, etc. We provide high-quality metal fabrication and welding with assembly service as required.1. Certifications: ISO9001:2015.2. Production capacities include CNC Laser-cutting Machines, CNC Bending Machines, Welding Robots, Professional Welders, Experienced polishers and assemblers, powerful R&D and QC teams.3. Tolerance can be controlled within +0.01mm.4. Quality guaranteed with the ID cards for each product. Please believe we are your top choice. Hope to cooperate with you.