What's the general freight for a 2.5-liter kettle?

The general freight of 2.5-liter kettle is about 15 yuan Dayun Express. According to the relevant information, the calculation standard of Dayun express freight is: when it is sent to the province, the first weight is 8 yuan per kilogram, and the second weight is 2 yuan per kilogram. Sent to developed provinces, with the first weight per kilogram 10 yuan and the second weight per kilogram in 4 yuan. When sent to other provinces, the initial weight is from 12 to 18 yuan, and the continuous weight is from 5 to 12 yuan per kilogram. The weight of a 2.5-liter kettle is about 3 kg, depending on which province in the past.