diff --git a/framework/src/Volo.Abp.Core/System/AbpStringExtensions.cs b/framework/src/Volo.Abp.Core/System/AbpStringExtensions.cs
index f272484611..5fe47112ba 100644
--- a/framework/src/Volo.Abp.Core/System/AbpStringExtensions.cs
+++ b/framework/src/Volo.Abp.Core/System/AbpStringExtensions.cs
@@ -260,8 +260,9 @@ namespace System
         /// </summary>
         /// <param name="str">String to convert</param>
         /// <param name="useCurrentCulture">set true to use current culture. Otherwise, invariant culture will be used.</param>
+        /// <param name="handleAbbreviations">set true to if you want to convert 'XYZ' to 'xyz'.</param>
         /// <returns>camelCase of the string</returns>
-        public static string ToCamelCase(this string str, bool useCurrentCulture = false)
+        public static string ToCamelCase(this string str, bool useCurrentCulture = false, bool handleAbbreviations = false)
         {
             if (string.IsNullOrWhiteSpace(str))
             {
@@ -273,6 +274,11 @@ namespace System
                 return useCurrentCulture ? str.ToLower() : str.ToLowerInvariant();
             }
 
+            if (handleAbbreviations && IsAllUpperCase(str))
+            {
+                return useCurrentCulture ? str.ToLower() : str.ToLowerInvariant();
+            }
+
             return (useCurrentCulture ? char.ToLower(str[0]) : char.ToLowerInvariant(str[0])) + str.Substring(1);
         }
 
@@ -545,5 +551,18 @@ namespace System
 
             return encoding.GetBytes(str);
         }
+
+        private static bool IsAllUpperCase(string input)
+        {
+            for (int i = 0; i < input.Length; i++)
+            {
+                if (Char.IsLetter(input[i]) && !Char.IsUpper(input[i]))
+                {
+                    return false;
+                }
+            }
+
+            return true;
+        }
     }
 }