Architectural design project for supplementary business building and improve image of petrol station, PTT Public Company Limited, in East suburban of Bangkok The design concept of this project is to improve the image of its petrol service station in order to make the modern character of the station since the location of Pattanakarn district are growing very fast both of economic and urban development area. The modern station is reflecting to link between its service station and promoting community business image in order to create an impression for the customers who use the services by connecting from the suburban to the center of Bangkok city.