The results show that whereas the A-share markets were inefficient before spilt share reform, they have reached the weak-formefficiency after that.
检验结果表明，股改前市场是非有效的，股改之后市场达到了弱式有效。
2
The Chinese stock market whether or not meets weak-formefficiency has been an important issue of the theoretical study, and has significant practical value.
中国股票市场是否达到弱势有效，一直是理论界探讨的重要课题，同时也具有重要的实践意义。
3
Most researches show at present that Chinese security market has already reached the weak-formefficiency, but has not been up to semi-strong-form efficiency.