diff --git a/src/main/java/com/spring/ifs/api/TechnicalClassApi.java b/src/main/java/com/spring/ifs/api/TechnicalClassApi.java
index 834b427c..14df8d4b 100644
--- a/src/main/java/com/spring/ifs/api/TechnicalClassApi.java
+++ b/src/main/java/com/spring/ifs/api/TechnicalClassApi.java
@@ -59,7 +59,7 @@ public class TechnicalClassApi {
         String luName = inData.getLuName();
         String technicalSpecNo = inData.getTechnicalSpecNo(); //
         String technicalClass = inData.getTechnicalClass(); //
-        String okSign = inData.getOkSign(); //
+        String okSign = inData.getOkSign().toUpperCase(); //
         String dtOk = inData.getDtOk();
         //是否存在有效值
         if(dtOk == null || dtOk.equals("")) {