diff --git a/web/app.py b/web/app.py
index 52d4485..d832c86 100644
--- a/web/app.py
+++ b/web/app.py
@@ -270,7 +270,7 @@ def add_indicators(df):
     df['rsi'] = ta.RSI(df, timeperiod=14)
     
     # 计算布林带 (当前周期 - 20周期，2标准差)
-    bb = ta.BBANDS(df, timeperiod=20, nbdevup=2.0, nbdevdn=2.0, matype=0)
+    bb = ta.BBANDS(df, timeperiod=365, nbdevup=3.0, nbdevdn=3.0, matype=0)
     df['bb_upper'] = bb['upperband'].fillna(0)
     df['bb_middle'] = bb['middleband'].fillna(0)
     df['bb_lower'] = bb['lowerband'].fillna(0)
diff --git a/web/templates/index.html b/web/templates/index.html
index cf3a01e..af531e0 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -3740,7 +3740,7 @@
                                 if (fx.fx_strength < 1.0){ // 调整小周期阈值
                                     displayText = fx.fx_strength >= 0.6 ? '' : '' // 0.6以上显示点
                                 }
-                                displayText = fx.fx_type.replace("TOP", "").replace("BOTTOM", "").replace("1", "").replace("2", "").replace("30", "");
+                                displayText = fx.fx_type.replace("TOP", "").replace("BOTTOM", "").replace("11", "").replace("21", "").replace("3", "");
                                 // 小周期分型标记配置
                                 const markerConfig = {
                                     time: timestamp,
@@ -7003,12 +7003,13 @@
                                 .reduce((sum, val) => sum + val, 0) / length;
                         break;
                     case 'EMA':
-                        if (i === length - 1) {
-                            // 第一个EMA值使用SMA
-                            value = sourceData.slice(0, length)
+                        const multiplier = 2 / (length + 1);
+                        if (result.length === 0) {
+                            // 第一个EMA值使用SMA作为种子值
+                            value = sourceData.slice(i - length + 1, i + 1)
                                     .reduce((sum, val) => sum + val, 0) / length;
                         } else {
-                            const multiplier = 2 / (length + 1);
+                            // 后续EMA值使用标准公式
                             value = sourceData[i] * multiplier + result[result.length - 1].value * (1 - multiplier);
                         }
                         break;
@@ -7052,11 +7053,13 @@
                                 .reduce((sum, item) => sum + item.value, 0) / smoothLength;
                         break;
                     case 'EMA':
-                        if (i === smoothLength - 1) {
-                            value = maData.slice(0, smoothLength)
+                        const multiplier = 2 / (smoothLength + 1);
+                        if (result.length === 0) {
+                            // 第一个EMA值使用SMA作为种子值
+                            value = maData.slice(i - smoothLength + 1, i + 1)
                                     .reduce((sum, item) => sum + item.value, 0) / smoothLength;
                         } else {
-                            const multiplier = 2 / (smoothLength + 1);
+                            // 后续EMA值使用标准公式
                             value = maData[i].value * multiplier + result[result.length - 1].value * (1 - multiplier);
                         }
                         break;