According to Baidu map, it takes 1 hour 24 minutes to get from Weifang to ancient city of qingzhou. On the way, you have to pass 37 traffic lights and pass through Bao Tong Street and Huadu Avenue.
You can also choose to travel to and from Yin Qing Expressway and Yang Qing Road. There are only 2 1 traffic lights in this section, but the distance is very long, the whole journey is 78.2 kilometers, and the whole journey is 1 hour 16 minutes.