Public domain traffic is actually the traffic that actively or passively participates in the content exposure of the open platform for the first time. For example, Baidu 361 sogou, represented by search traffic, searches for a keyword, and what is displayed in front of you is the natural ranking display and bidding ranking display around this keyword.

Another example is Taobao JD.COM Pinduoduo, which is represented by e-commerce traffic. When you enter these websites or search for a product in these websites, the advertisements of through trains, banner in drilling exhibition areas and ranking displays of commodities are displayed. For example, today's headline Tencent News, represented by information flow, is information flow information recommended based on interest and so on.