中文摘要：

将经典的配对交易策略运用到中国A股市场2010年到2013年的历史数据进行实证检验。在基本参数设定下，我们发现配对交易的月收益，在统计上是显著的。通过调整策略中的时间参数，发现配对交易的收益率与形成期和交易期的长度有关。从本次实验结果来看较短的形成期能够带来更大的收益率。

英文摘要：

The historical data of A-share market during 2010 to 2013 has been examined by means of the classical pairs trading strategy in this paper. Based on the setting of fundamental parameters, it was found that the return of pairs trading is statistically significant, and that through the adjustment on time parameter, the return of pairs trading depends on the formation and trading period, leading to the finding that higher return results from shorter formation.