high quality and comprehensive service. The property of Qingdao Tanfu Chenyuan Garden is operated by Tianan with national first-class qualification, and the property fee of foreign houses is 3.2 yuan per square meter, which serves the national high level and is expensive. Tianan Digital City Tanfu is located at Chengyang Interchange in Qingdao, and was built by Tianan Digital City Co., Ltd., with a total construction area of 75, and a total area of 158,667, with 281 houses. The residential property company is Tianan Property Management Co., Ltd.