It must be stated objectively: used cars in China are produced according to national standards (GB) and have not been originally certified by Saudi SASO or GSO of Gulf countries. Buyers must find a local agent with customs clearance capabilities to complete the clearance through exemption documents or compliant modifications after arrival (such as wrapping or adding specific alarms).

The technician will start the vehicle and turn on the air conditioning system, measuring the actual temperature at the vents at the lowest and highest settings with a thermometer; at the same time, they will connect a manifold pressure gauge to check if the refrigerant pressure in the high and low pressure lines is within the normal range, determining if there is a chronic refrigerant leak.

Supply and demand determine prices. In the Chinese market, mainstream colors like black and white have much higher resale values and market circulation speeds compared to less popular colors (like pink or bright green). Therefore, there is a price difference of thousands of RMB for specific colors at the procurement level.