All our measuring instruments (especially calipers, paint thickness gauges, and refrigerant pressure gauges) are calibrated quarterly according to ISO quality management system requirements to ensure the data we provide you is objective, accurate, and reliable.

Due to legal restrictions preventing unregistered vehicles from high-speed driving on public roads in China, most of our dynamic tests are conducted in a closed area (with a maximum speed of around 60 km/h). This is sufficient to test for suspension noise and low gear smoothness, but it cannot simulate high-speed wind noise and tire balance vibrations at 120 km/h.

Yes. We will apply to customs or the trade promotion agency for a specific version of the certificate of origin (such as ASEAN Form E, China-ASEAN FTA certificate, etc.) to assist you in legally enjoying significant or even zero tariff treatment at the destination port.