diff --git a/frontend/src/pages/News.jsx b/frontend/src/pages/News.jsx
index 667ae43..0138969 100644
--- a/frontend/src/pages/News.jsx
+++ b/frontend/src/pages/News.jsx
@@ -502,8 +502,9 @@ export default function News() {
               const calcAvg = (pkg, cat) => {
                 const items = filteredData.filter(item => {
                   const content = item.content || ''
-                  const p = content.match(/包装:\s*(.+?)(?:\n|$)/)?.[1]?.trim() || item.packaging || ''
-                  const c = content.match(/分类:\s*(.+?)(?:\n|$)/)?.[1]?.trim() || item.category || ''
+                  // 简化正则匹配
+                  const p = content.includes('包装:') ? content.split('包装:')[1].split('\n')[0].trim() : (item.packaging || '')
+                  const c = content.includes('分类:') ? content.split('分类:')[1].split('\n')[0].trim() : (item.category || '')
                   return p === pkg && c === cat
                 })
                 if (items.length === 0) return null