We use two steps: 1. Insert a medical-grade endoscope through the spark plug hole to visually inspect cylinder wall scratches and carbon buildup on the piston top; 2. Extract an engine oil sample to check for large metal debris or emulsification (caused by coolant leakage).

As long as you provide us with a genuine and valid bank SWIFT MT103 wire transfer message (receipt) within the payment deadline specified in the contract, we will reserve the vehicle and continue with the port operations, even if the funds are held up in the intermediary bank for several days.

Yes. For bulk purchases, we can organize and package the core historical records (transfer records, maintenance summaries) for each vehicle. If an English version is needed, we can provide a basic machine translation reference, and human translation assistance for key technical terms.