Most of the support is large fund companies and securities companies, with the aim of not causing panic of a large number of funds fleeing and preventing capital outflow or even collapse. Now most of these companies are at a loss. In fact, when many retail investors buy it, they ship it bit by bit, but it is not as obvious as some private placements, ensuring that the story reaches a low point in a stable state, that is, everyone pays some money to fill the loopholes.