probably the most safe situation I ve ever met : either sell or buy you win . sign!
3 dazhuang/ge all down in 7 hours, but all up in 22 hours.
this keep short strategy data.
3 dazhuang/ge all down in 7 hours, but all up in 22 hours.
this keep short strategy data.
評論:
評論:
or its not safe, when both long short win ,might means both will loss.but I cant wait to try this
