The factors, such as the insufficient open market, dysfunctional laws and regulations, unforceful supervision, have forced China not to be the clean land for insider dealing any more and its harm to the security and the national economy is obvious. 市场开放程度不够、法律法规不健全、规制不力等原因使得我国已不再是内幕交易的净土,对证券市场和国民经济的影响及危害可见一斑。