According to enterprise data, Zhangjiakou Wanquan Jiafeng Engineering Construction Co., Ltd. was established on July 4, 2022, and its business scope includes general projects: earthwork construction; Landscaping engineering construction; Sewage treatment and its recycling; Parking service; Housing lease; Engineering management services; Municipal facilities management; Urban park management; Installation services of environmental sanitation facilities; Advertising production; Advertising; Advertising design, agency. (Except for projects subject to approval according to law, independent business activities shall be carried out according to law with the business license)