现行《证券法》第 81条规定对强制要约制度的适用范围进行了界定 ,但仍存在不完善之处。建议修改为“通过证券交易所的证券交易或场外收购 ,投资者所取得普通股之比例与其已持有之比例 ,达到上市公司已发行普通股总数之 30 %时 ,应当自该事实发生之日起 3个工作日内 ,向公司所有股票持有人发出要约。但经国务院证券监督管理委员会依法免除发出要约的除外” Article 81 of the current Securities Law stipulates the scope of application of the mandatory offer system, but there are still imperfections. Proposed Amendment to “Securities Exchange or Over-the-Counter Acquisition through Stock Exchange, Investors Should Acquire 30% of the Common Shares in Ordinary Shares Already Held by Listed Companies Within three working days from the date of the offer to all shareholders of the company offer.But by the State Council Securities and Futures Commission exempt from the offer in accordance with the law except ”