diff --git a/src/Oms.Application/Services/System/DictService.cs b/src/Oms.Application/Services/System/DictService.cs
index 88a23af..3fba8de 100644
--- a/src/Oms.Application/Services/System/DictService.cs
+++ b/src/Oms.Application/Services/System/DictService.cs
@@ -55,7 +55,11 @@ public class DictService : ApplicationService
         var kw = keyword?.Trim();
         var metaRows = await DictTypeRepository.GetListAsync();
         var countRows = await DictRepository.GetItemCountByTypeAsync();
-        var countMap = countRows.ToDictionary(x => x.DictType, x => x.ItemCount, StringComparer.OrdinalIgnoreCase);
+        var countMap = countRows
+            .Select(x => (Type: x.DictType.Trim(), x.ItemCount))
+            .Where(x => !string.IsNullOrWhiteSpace(x.Type))
+            .GroupBy(x => x.Type, StringComparer.OrdinalIgnoreCase)
+            .ToDictionary(g => g.Key, g => g.Sum(x => x.ItemCount), StringComparer.OrdinalIgnoreCase);
 
         var merged = new Dictionary<string, DictTypeOutput>(StringComparer.OrdinalIgnoreCase);
         foreach (var meta in metaRows)