There are many types of SF Express.

Generally, first- and second-tier cities have morning service. It will be very fast. But it's also very expensive.

For normal standard parts priced at 22 yuan, it is guaranteed to arrive within 48 hours after receipt.

There is also a four-day package, also called SF Express. It usually arrives within 72 hours after it is sent, and it can arrive within 4 days at the latest for express delivery.

The above time limits are calculated from the time of receipt.