diff --git a/laws-modules/src/main/java/com/jero/modules/split/service/impl/FileSplitItemsEOServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/split/service/impl/FileSplitItemsEOServiceImpl.java
index b527659d..9910c1f1 100644
--- a/laws-modules/src/main/java/com/jero/modules/split/service/impl/FileSplitItemsEOServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/split/service/impl/FileSplitItemsEOServiceImpl.java
@@ -3543,8 +3543,12 @@ public class FileSplitItemsEOServiceImpl extends ServiceImpl<FileSplitItemsEOMap
         if (getValList != null && !getValList.isEmpty()) {
             for (SarFileSplitItemsValEO valEO : getValList) {
                 String type = valEO.getType();
-                String itemContent = valEO.getItemContent().replace("<", "&lt;").replace(">", "&gt;");
-                String translation = valEO.getTranslation().replace("<", "&lt;").replace(">", "&gt;");
+                String itemContent = valEO.getItemContent().replace("<", "&lt;").replace(">", "&gt;")
+                        .replace("&lt;sub&gt;", "<sub>").replace("&lt;/sub&gt;", "</sub>")
+                        .replace("&lt;sup&gt;", "<sup>").replace("&lt;/sup&gt;", "</sup>");
+                String translation = valEO.getTranslation().replace("<", "&lt;").replace(">", "&gt;")
+                        .replace("&lt;sub&gt;", "<sub>").replace("&lt;/sub&gt;", "</sub>")
+                        .replace("&lt;sup&gt;", "<sup>").replace("&lt;/sup&gt;", "</sup>");
                 // 当前段内容
                 String valContent = "";
                 String valContentTranslation = "";