Bithanos Bull & Bear Index

BBI is good at following bull or bear trend in higher periods.
When the candles cross over the BBI line ,it may be bull market, then the opposite one may be bear market.

BBI 在大周期对于跟踪牛熊趋势有奇效。
当K线上穿BBI 时候，可能是牛市来临，反之则可能是熊市来临。