$BAS Reasons for being bullish
Point 1: During the decline, a bar with double volume appeared, indicating a short-term bottom.

Point 2: This bullish candle directly broke through the large bearish candle on the left. If it were a downtrend, it would not have broken through.

Another point is regarding the main force; they have a habit of pushing the K-line down at the 4-hour close. You might think it's going to decline, but it often surges up instead.