374 recently changed its route, and its starting station was moved to the Institute of Marine Geology and sent to Shandong International Agricultural Exhibition Center. The route is as follows:

Downbound: Institute of Marine Geology-Shandong International Agricultural Exhibition Center, the first bus is at 5: 05, and the last bus is 18: 45.

Institute of Marine Geology, Yan 'erdao Road, Book City, Ocean Plaza, Fushan Station, Municipal Government, 40 1 Hospital, Jiangxi Road, Library, Anshan Road, Nanning Road, University of Technology, Shandong Road North Station, Qingjiang Road, Bus Security No.4 Factory, Dashan, Dexing Road, Xiaoshuiqinggou, Luoyang Road, Zhengzhou Road, Qingshan Road and Shuyuan Road. Ruijin Road, North Bus Station, Hongbu, Zhao Hong Road, Liuting, Liuting Airport, Chengyang No.1 Middle School, Yangbuzhai, Qiantaolin, Taolin, Dabei District, Beiqu District, Chengyang District Government, Vocational Education Center, Overpass, Chengyang Wholesale Market and Shandong International Agricultural Exhibition Center.

Upstream: Shandong International Agricultural Exhibition Center-Institute of Marine Geology, with the first bus at 6: 25 and the last bus at 20: 15.

Shandong International Agricultural Expo Center, Qingdao Minsheng Trade City, Chengyang Wholesale Market, Overpass, Vocational Education Center, Chengyang District Government, North District, Dabei District, Taolin, Qiantaolin, Yangbuzhai, Chengyang No.1 Middle School, Liuting Airport, Liuting, Zhao Hong Road, Hongbu, North Bus Station, Ruijin Road, Xiangtan Road, South District, Siyi, Shimeian and Zaoqu. Luoyang Road, Xiaoshuiqinggou, Dexing Road, Dashan, Bus Guarantee No.4 Factory, Qingjiang Road, Shandong Road North Station, Polytechnic University, Nanning Road, Anshan Road, Library, Jiangxi Road, 40 1 Hospital, Municipal Government, Fushan Station, Ocean Plaza, Book City, Yan 'erdao Road, and Institute of Marine Geology.