Jianhui

Why this issue is closed. I also find that the agent will no longger trading after buy a large position in the early stage of trading. I also tried to...

Not yet and I gave up. It seems that this porject is no longer being maintained.

> I guess that there are 2 reasons. Firstly, the factors can't explain the return very well, so the system fears to make transactions, it will hold the stocks because...

Thanks for your reply. Fuli Feng 于2020年5月26日周二 上午1:02写道： > No, -1234 is just a special value which means the data is missing. You can > replace it with any negative...