+-x÷, +用來計人工; -用來計成本 ; x用來計增長/衰退; ÷用來計資金/風險管理: hsi double bottom 20150907

2015年9月7日星期一

let's hope for a decent rebound!
Volume of the later bottom is usually lower than the former one.

http://i.investopedia.com/inv/articles/site/Doublebottom.gif