STOCH&EMA Strategy with a trailing stop

EMA'S dictate direction of entry

50 EMA above 200 EMA = LONG
50 EMA below 200 EMA = SHORT

Stoch 15,20,5

When LONG and "K" crosses over signal line "D Underneath the value of 40 = Enter Long

When SHORT and "K" crosses under signal line "D" Above the value of 60 = Enter Short

Risk managment

Trailing profit at 21 pips with a 1 pip offset ( attempting to catch any further moves of breaks)
Stop loss 20 pips

Any suggestions on how to improve this strategy is always welcome
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