信用交易制度正是这样的一种制度。
证券金融公司源于信用交易制度，是一种较为特殊的证券中介机构。
Financial company of the securities come from the trade system of cred it. It is a kind of comparatively special securities intermediary.
首先，从证券信用交易的内涵及外延入手，对证券信用交易制度进行了概括介绍。
Firstly, it is from the connotative and denotative meanings of securities margin trading to generally introduce securities margin trading system.
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