Social fission is a profit-driven business model that promotes the spread and sale of products through social interaction between people. In essence, it motivates customers to form fission through profit-driven.
According to the above definition, which of the following options does not belong to social fission?
A WeChat customer chooses a product and shares it in his own social circle. After their friends help to bargain, customers can buy at a low price and promote the product at the same time.