Yatsen's 15-minute chart shows Bollinger Bands expanding upward with a bullish Marubozu.

According to Yatsen's 15-minute chart, the Bollinger Bands are expanding upward, indicating a bullish trend. Furthermore, the recent Bullish Marubozu candlestick pattern on November 21, 2022, at 12:15 suggests that buyers are driving the market trend. As a result, it is likely that the bullish momentum will continue.