其實，他也早已違背了自己的rules.

來源: 井底之蛙-77 於 2023-10-29 08:23:58 [] [舊帖] [給我悄悄話] 閱讀數 : (195 bytes)

my rule, after down to 20% lower, add double of share bought last time. If continue down, just wait, sell them at higher price. The sell price can be much lower than the buy price. 

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