diff --git a/src/components/StockChart/StockChartAntdModal.js b/src/components/StockChart/StockChartAntdModal.js
index 8cddda26..bb1a0257 100644
--- a/src/components/StockChart/StockChartAntdModal.js
+++ b/src/components/StockChart/StockChartAntdModal.js
@@ -313,12 +313,29 @@ const StockChartAntdModal = ({
                     axisPointer: { type: 'cross' },
                     formatter: function(params) {
                         const d = params[0]?.dataIndex ?? 0;
-                        const priceChangePercent = ((prices[d] - prevClose) / prevClose * 100);
-                        const avgChangePercent = ((avgPrices[d] - prevClose) / prevClose * 100);
+                        const price = prices[d];
+                        const avgPrice = avgPrices[d];
+                        const volume = volumes[d];
+
+                        // 安全计算涨跌幅，处理 undefined/null/0 的情况
+                        const safeCalcPercent = (val, base) => {
+                            if (val == null || base == null || base === 0) return 0;
+                            return ((val - base) / base * 100);
+                        };
+
+                        const priceChangePercent = safeCalcPercent(price, prevClose);
+                        const avgChangePercent = safeCalcPercent(avgPrice, prevClose);
                         const priceColor = priceChangePercent >= 0 ? '#ef5350' : '#26a69a';
                         const avgColor = avgChangePercent >= 0 ? '#ef5350' : '#26a69a';
 
-                        return `时间：${times[d]}<br/>现价：<span style="color: ${priceColor}">¥${prices[d]?.toFixed(2)} (${priceChangePercent >= 0 ? '+' : ''}${priceChangePercent.toFixed(2)}%)</span><br/>均价：<span style="color: ${avgColor}">¥${avgPrices[d]?.toFixed(2)} (${avgChangePercent >= 0 ? '+' : ''}${avgChangePercent.toFixed(2)}%)</span><br/>昨收：¥${prevClose?.toFixed(2)}<br/>成交量：${Math.round(volumes[d]/100)}手`;
+                        // 安全格式化数字
+                        const safeFixed = (val, digits = 2) => (val != null && !isNaN(val)) ? val.toFixed(digits) : '-';
+                        const formatPercent = (val) => {
+                            if (val == null || isNaN(val)) return '-';
+                            return (val >= 0 ? '+' : '') + val.toFixed(2) + '%';
+                        };
+
+                        return `时间：${times[d] || '-'}<br/>现价：<span style="color: ${priceColor}">¥${safeFixed(price)} (${formatPercent(priceChangePercent)})</span><br/>均价：<span style="color: ${avgColor}">¥${safeFixed(avgPrice)} (${formatPercent(avgChangePercent)})</span><br/>昨收：¥${safeFixed(prevClose)}<br/>成交量：${volume != null ? Math.round(volume/100) + '手' : '-'}`;
                     }
                 },
                 grid: [
@@ -337,6 +354,7 @@ const StockChartAntdModal = ({
                         position: 'left',
                         axisLabel: {
                             formatter: function(value) {
+                                if (value == null || isNaN(value)) return '-';
                                 return (value >= 0 ? '+' : '') + value.toFixed(2) + '%';
                             }
                         },
@@ -354,11 +372,12 @@ const StockChartAntdModal = ({
                         position: 'right',
                         axisLabel: {
                             formatter: function(value) {
+                                if (value == null || isNaN(value)) return '-';
                                 return (value >= 0 ? '+' : '') + value.toFixed(2) + '%';
                             }
                         }
                     },
-                    { type: 'value', gridIndex: 1, scale: true, axisLabel: { formatter: v => Math.round(v/100) + '手' } }
+                    { type: 'value', gridIndex: 1, scale: true, axisLabel: { formatter: v => (v != null && !isNaN(v)) ? Math.round(v/100) + '手' : '-' } }
                 ],
                 dataZoom: [
                     { type: 'inside', xAxisIndex: [0, 1], start: 0, end: 100 },
diff --git a/src/views/Community/components/HeroPanel.js b/src/views/Community/components/HeroPanel.js
index 40a69a2a..3c957fe0 100644
--- a/src/views/Community/components/HeroPanel.js
+++ b/src/views/Community/components/HeroPanel.js
@@ -207,9 +207,12 @@ const CompactIndexCard = ({ indexCode, indexName }) => {
           const raw = chartData.rawData[idx];
           if (!raw) return '';
 
+          // 安全格式化数字
+          const safeFixed = (val, digits = 2) => (val != null && !isNaN(val)) ? val.toFixed(digits) : '-';
+
           // 计算涨跌
           const prevClose = raw.prev_close || (idx > 0 ? chartData.rawData[idx - 1]?.close : raw.open) || raw.open;
-          const changeAmount = raw.close - prevClose;
+          const changeAmount = (raw.close != null && prevClose != null) ? (raw.close - prevClose) : 0;
           const changePct = prevClose ? ((changeAmount / prevClose) * 100) : 0;
           const isUp = changeAmount >= 0;
           const color = isUp ? '#ef5350' : '#26a69a';
@@ -218,22 +221,22 @@ const CompactIndexCard = ({ indexCode, indexName }) => {
           return `
             <div style="min-width: 180px;">
               <div style="font-weight: bold; color: #FFD700; margin-bottom: 10px; font-size: 13px; border-bottom: 1px solid rgba(255,215,0,0.2); padding-bottom: 8px;">
-                📅 ${raw.time}
+                📅 ${raw.time || '-'}
               </div>
               <div style="display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; font-size: 12px;">
                 <span style="color: #999;">开盘</span>
-                <span style="text-align: right; font-family: monospace;">${raw.open.toFixed(2)}</span>
+                <span style="text-align: right; font-family: monospace;">${safeFixed(raw.open)}</span>
                 <span style="color: #999;">收盘</span>
-                <span style="text-align: right; font-weight: bold; color: ${color}; font-family: monospace;">${raw.close.toFixed(2)}</span>
+                <span style="text-align: right; font-weight: bold; color: ${color}; font-family: monospace;">${safeFixed(raw.close)}</span>
                 <span style="color: #999;">最高</span>
-                <span style="text-align: right; color: #ef5350; font-family: monospace;">${raw.high.toFixed(2)}</span>
+                <span style="text-align: right; color: #ef5350; font-family: monospace;">${safeFixed(raw.high)}</span>
                 <span style="color: #999;">最低</span>
-                <span style="text-align: right; color: #26a69a; font-family: monospace;">${raw.low.toFixed(2)}</span>
+                <span style="text-align: right; color: #26a69a; font-family: monospace;">${safeFixed(raw.low)}</span>
               </div>
               <div style="margin-top: 10px; padding-top: 8px; border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; align-items: center;">
                 <span style="color: #999; font-size: 11px;">涨跌幅</span>
                 <span style="color: ${color}; font-weight: bold; font-size: 14px; font-family: monospace;">
-                  ${sign}${changeAmount.toFixed(2)} (${sign}${changePct.toFixed(2)}%)
+                  ${sign}${safeFixed(changeAmount)} (${sign}${safeFixed(changePct)}%)
                 </span>
               </div>
             </div>
@@ -529,7 +532,7 @@ const FlowingConcepts = () => {
             color={colors.text}
             whiteSpace="nowrap"
           >
-            {concept.change_pct > 0 ? '+' : ''}{concept.change_pct.toFixed(2)}%
+            {concept.change_pct > 0 ? '+' : ''}{concept.change_pct?.toFixed(2) ?? '-'}%
           </Text>
         </HStack>
       </Box>