How much does Langfang charge for an ambulance that can lie on a stretcher when transferring critically ill patients across provinces?

 Langfang trans provincial transport of critically ill patients can lie flat on a stretcher. The ambulance usually charges 600 yuan to 1000 yuan for short distance transportation, and 7 yuan to 10 yuan per kilometer for long distance transportation. Including the car itself and medical expenses. If the rescue trailer uses emergency medicine, it should be charged independently.