HSI Long & Short: BG + EMA330

Strategy: HSI 5-min mean-reversion with EMA10/20 crossover and EMA330 filter.

Background green (EMA10 > EMA20) or red (EMA10 < EMA20).
Long entry: Background turns green AND price below EMA330.
Short entry: Background turns red AND price above EMA330.
Exit long: Background turns red.
Exit short: Background turns green.
No new entries 15:01–16:00 HKT.
Reverses position on signals; 100% equity per trade.