12 yuan or more. According to the query SF Express official website shows, SF Express door-to-door pickup postage calculated according to the weight and volume of the parcel freight, in the 12 yuan or more, within the same city, 1 kg starting price of 12 yuan, the renewal of each kg plus 2 yuan, out of the province to send express delivery 1 kg starting price of 22 yuan, the renewal of each kg plus 8 yuan.