For example, the control of an MCN organization, if it is a short video product in the middle and tail, the MCN organization may leave at any time, but the short video product at the top is different, and the MCN organization does not dare to give up at will. The top-level short video products can attract more high-quality content producers to join, and the addition of high-quality content will attract more users. Another example: profit model. At present, there are two profit models for short video products. One is live broadcast and the other is advertising. Both of sms marketing service them are based on scale effects. The more users, the more related income will be. vice versa. Second, the top layer can attract the favor of the capital market. Now products that make a fortune in silence are becoming less and less common, and capital support is the norm. As far as the capital market is concerned, it is obvious that they will pay more attention to the short video products at the top rather than the short video products in the middle and tail. The risk is too great. Today, short video platforms have to face the dilemma of closing the ascending channel.