After a massive downtrend which has been in place since last summer, the stock had formed a round bottoming pattern, which proved to be effective numerous amount of times.

• 该股从去年夏天开始进入一轮大的下跌趋势，现在已经形成了一个圆弧形筑底形态，这一筑底形态得到过无数次的验证。