Regarding to the invoice of transportation waste from ESBEC – Eco Orient Energy in Phetchaboon as submitted an invoice by Hongtae and SCC at rate of mileage 820 KM but I was check route of transport by my car from ESBEC to ECO Orient site only 788 Km (round trip). Last Thursday I leave from ESBEC traveling to Wichianburi by motorway and exit at Mitrapharp front of Maha-Chularongkorn University then traveling direct to Wichianburi. Please check transportation route of truck why you put in table 820 KM (round trip) at rate 15,675 THB/Trailer in table for contractor. Please declare the route of transportation for this issue if correct rate follow to my route as above only 15,063 THB/Trailer. Please check and confirm mileage by GPS to declare with this request.