What is the difference between off-line parts and original parts?

[StLola]

The difference between off-line parts and original parts: 1. Different manufacturers: Off-line parts are accessories that come off the automobile assembly line; original parts are the accessories that come with the car itself. 2. Different manufacturer authorizations: Off-line parts are not authorized or certified by the automobile manufacturer; original parts are authorized and certified by the automobile manufacturer. Tips for identifying the quality of automobile parts: 1. Original parts usually have standardized packaging with clear and regular printing, while counterfeit products have rough and inferior packaging printing; 2. Some original parts are specified in a certain color, and parts in other colors are counterfeit; 3. Original parts are made of qualified materials according to design requirements, while counterfeit products mostly use cheap and inferior substitute materials; 4. Inferior products are prone to cracks, sand holes, slag inclusions, burrs, or bruises in appearance.