diff --git a/shgx-system/src/main/java/com/shgx/system/service/impl/mold/MoldInfoServiceImpl.java b/shgx-system/src/main/java/com/shgx/system/service/impl/mold/MoldInfoServiceImpl.java
index f807fee..1d4f528 100644
--- a/shgx-system/src/main/java/com/shgx/system/service/impl/mold/MoldInfoServiceImpl.java
+++ b/shgx-system/src/main/java/com/shgx/system/service/impl/mold/MoldInfoServiceImpl.java
@@ -188,10 +188,11 @@ public class MoldInfoServiceImpl implements IMoldInfoService
             }
         }
         else {
-            if (location.getCapacity() == 0) {
-                location.setCapacity(0L);
+            if (location.getCurrentQuantity() == 0) {
+                location.setCurrentQuantity(0L);
+            } else {
+                location.setCurrentQuantity(location.getCurrentQuantity() - 1);
             }
-            location.setCurrentQuantity(location.getCurrentQuantity() - 1);
             if (!location.getCapacity().equals(location.getCurrentQuantity())) {
                 location.setLocationStatus('1');
             }