A complete trading strategy includes
(1) Subject - what to trade;
(2) Position - how much position to hold;
(3) Direction - long or short;
(4) Entry point - at what point to trade;
(5) Stop loss - when to exit a losing trade;
(6) Take profit - when to exit a profitable trade;
(7) Countermeasures - how to deal with emergencies;
(8) Backhand - what to do after the trade ends.
Trend + key position + signal = successful trade
Form a strategy according to the process before each order, I believe you will not lose too much
Form good habits, accumulate over time, you will find the shortcomings in your trading process, work hard to change it, and you will succeed!