创业投资基金是通过公募或私募方式筹集专门用于新兴高科技企业的投资融资工具,是支持高科技成果商品化和高新技术企业发展的风险投资机制。它具有筹资规模大、基金证券可交易等优点,是扩大创业资本来源的重要手段。退出机制是创业投资体系的核心机制,是指创业投资通过转让股权获得高额回报的经营行为,没有便捷的退出渠道,创业投资就难以良性运 Venture capital funds are public-private or private-fund-raising for investment in emerging high-tech enterprises to invest in financing tools, is to support the commercialization of high-tech achievements and high-tech enterprise development risk investment mechanism. It has the advantages of large-scale fund-raising, securities trading and other securities, is an important means to expand the source of venture capital. Exit mechanism is the core mechanism of venture capital system, refers to the venture capital through the transfer of equity to obtain high returns on business practices, there is no convenient exit channels, venture capital is difficult to benign transport