Jing Quan service area. Jingquan service area in Liaoning section of Beijing-Harbin Expressway is a good choice. Jing Quan Service Area is the first service area opened to traffic in expressway, China, which integrates catering, shopping, leisure and entertainment, and has become a new punching place for network celebrities. In the service area, you can taste "Fengtian eight dishes" and experience the taste of old Shenyang, which is not only reasonable in price, but also delivered by intelligent robots.