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.

Yes, but you must provide a legally certified Power of Attorney (POA) authenticated by your country's notary or embassy. Contracts signed without legal authorization will not be recognized by our Ministry of Justice.

The core background report we provide (including basic information, mileage verification, and accident investigation conclusions) supports both Chinese and English outputs to ensure that overseas buyers or your end customers can read it without barriers.