SF can provide fast delivery of goods (commodities) to the sender's customer according to the requirements of the transaction agreement between the sender's customer (seller) and the recipient's customer (buyer), and collect payment from the recipient's customer on behalf of the sender's customer; At the same time, it can provide the service of returning payment next week and every other week.

The payment and collection freight can be mailed, collected and transferred to a third party, while the payment and collection service fee is paid by the sender (customer) and cannot be transferred or transferred to a third party.