Gaojiayan service area is located at K 12 13+600 km in expressway, Shanghai and Chongqing, located in Gaojiayan Town, Changyang County, Yichang City, Hubei Province. It is the first service area for Shanghai, Chongqing and expressway to enter the mountainous and hilly areas from the plain and hilly areas. The service area covers an area of 120 mu, with a building area of 9,300 square meters and a green area of 26.4 mu, accounting for 22% of the total area.
The service area is surrounded by mountains, and the buildings are built on the top of the mountain. The south and north areas are connected by Dongjia Wind and Rain Bridge, which is one integrated mass and is called "Little Potala Palace". The environment in the area is beautiful, the service facilities are complete, and the "small perfection" flavor of chain restaurants is unique. There are 4 large parking lots, 57 large parking lots, small parking lots11each, bus parking spaces 12, dangerous goods parking spaces 9, livestock transportation parking spaces 6 and public toilets 3. It is also equipped with a children's bathroom, a disabled bathroom and a maternal and child room, which can accommodate 297 people at the same time.