The enterprises invested by Angel Wheel are in the initial stage. At this time, the enterprise already has a preliminary business model and products, and has accumulated some users, but its development is very immature. Compared with the subsequent fundraising, the amount of angel investment is usually small, usually between1million yuan and1million yuan. Angel wheel is very common for ordinary investors, but with the rapid development of venture capital industry, more and more venture capital funds also participate in angel wheel. Especially for some high-quality enterprises, venture capital funds will naturally be actively carried out.