390 yuan is the provincial express fee for 400 kg of grass and fruit seedlings. The part in the province is generally less than one kilogram 10 yuan, and 2 yuan is added per kilogram. 400 kg is 200 kg, and the first 10 kg is 10 yuan. The rest 190kg will be collected from 2 yuan, per 1kg * * * 380 yuan. Add 10 yuan, and the total cost is 390 yuan. Therefore, the charge for express delivery of 400 kilograms of grass and fruit seedlings in this province is 390 yuan.