融券

https://www.google.com.tw/search?q=%E8%9E%8D%E5%88%B8&ie=utf-8&oe=utf-8&gws_rd=cr&ei=wfcjVYyoFI7Y8gWd64GgCw

http://www.cmoney.tw/notes/note-detail.aspx?nid=6284