2.20 16 community group buying is also the entrance of family consumption pattern. Shenyang is located in the southeast of China and the middle of Liaoning Province, also known as Shengjing and Fengtian. It is the capital of Liaoning Province, the core city and megacity of Shenyang Economic Zone, the political, economic, cultural and commercial center of Northeast China, one of the national 15 sub-provincial cities, the advanced equipment manufacturing base of China and the national historical and cultural city.