<p>Main business scope:</p> <ul class="nhjt-cases"> <li><strong>Safety technical inspection</strong> — annual vehicle inspection (braking, lighting, chassis, exterior, tires and other safety items).</li> <li><strong>Exhaust-emission environmental inspection</strong> — environmental testing per emission standards.</li> <li><strong>Comprehensive-performance testing &amp; technical-grade assessment</strong> for commercial vehicles.</li> <li><strong>Ancillary services</strong> — new-vehicle registration inspection, transfer inspection, six-year exemption stamping, etc.</li> </ul>