Angel investment is generally an investment in the start-up stage, that is, venture capital, or VC for short. You have good ideas, good technology and good prospects, but you lack start-up funds. At this time, someone gives you investment, just like an angel, pulling you up is an angel investment.

Private equity is generally an investment in mature enterprises that have stepped out of the initial stage, developed rapidly, or have good prospects, because the money is raised from the private market, that is, private equity, or PE for short.

When investing, an exit strategy will generally be formulated, either IPO or repurchased shares by the invested enterprise to realize investment income.