However , the result was nullified because her opponent , Liu Qing filed a complaint of being deliberately blocked by Xing when Liu tried overtaking Xing .
Her unofficial 1500 m personal best is 4 : 03.00 , which was set at the 2005 National Games of China .
The result was nullified because her opponent , Liu Qing filed a complaint of being deliberately blocked by Xing when Liu tried overtaking Xing .
Her unofficial 1500 m personal best is 4 : 03.00 , which was set at the 2005 National Games of China .