4S dealership records are directly connected to the manufacturer's database, making the data hard to tamper with and the most reliable, with original parts guaranteed; third-party repair shops usually are not connected, making their data unverifiable. Therefore, we only consider the connected records from 4S dealerships as valid historical documentation.

Compliance with the law is an absolute requirement for exports. All vehicles exported through our platform must complete the following legal processes: release all domestic bank mortgages, pay all traffic fines, and complete the formal deregistration for "transfer pending export" with the Chinese public security traffic management department. Only vehicles with 100% clear ownership can be approved for export permits.

Pure electric vehicles are classified as Class 9 Dangerous Goods due to their large lithium batteries, leading to strict shipping regulations. Shipping companies have high requirements for the loading position and fire isolation measures for dangerous goods, and some roll-on/roll-off ships refuse to accept used EVs. As a result, EVs often require more expensive special container shipping and incur additional handling fees for hazardous materials.