Services
Comprehensive Part Inspection
Our teams perform thorough inspections to detect defects, verify dimensions, and uphold your quality standards at every stage of production.
Supplier Audits & Onsite Representation
From Tier 1 to Tier N, we assess supplier processes, ensure compliance, and represent your interests directly on the production floor.
Custom Reporting & SAP-Compatible Tools
We deliver clear, customized quality reports that align with your workflow — including SAP-compatible formats — for seamless integration, traceability, and decision-making support.
Light Assembly Support
We provide efficient, quality-focused light assembly services to keep your production moving. Our team ensures components are assembled to spec, ready for the next stage in your supply chain.
Rework & Recovery
Efficient correction of non-conforming parts to restore quality, reduce scrap, and maintain production flow.
Material Testing Solutions
Failure Analysis Expertise
Our experts work alongside your team to identify process gaps and uncover root causes using proven quality tools. From audit prep to corrective actions, we help you drive long-term improvements and prevent recurring issues.
Non-destructive Testing Methods
Supply Chain Quality Audits
Industries
TJ Auto Parts Inc. primarily serves the automotive manufacturing and parts supply chain, including suppliers from Tier 1 to Tier N. In addition, our expertise extends to the following related industries: Automotive parts manufacturing Stamping and metal fabrication Injection molding and tooling Electric vehicle and new energy systems Industrial equipment and assembly Electromechanical systems and subcomponent suppliers No matter where you are in the supply chain, we offer tailored quality assurance and inspection solutions to meet your specific needs.