diff --git a/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiDTO.java b/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiDTO.java
index 6a272fc..7896660 100644
--- a/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiDTO.java
+++ b/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiDTO.java
@@ -50,9 +50,9 @@ public class NiceCiDTO {
          */
         @Schema(requiredMode = Schema.RequiredMode.REQUIRED, title = "TR Code", example = " ")
         @Size(min = 10, max = 10, message = "트랜잭션 코드는 10자리 입니다.")
-        private String trCode = StringUtils.rightPad(StringUtils.EMPTY, 10, StringUtils.SPACE);
+        private String trCode = StringUtils.EMPTY;
         public void setTrCode(String trCode) {
-            this.trCode = StringUtils.rightPad(nvl(trCode), 10, StringUtils.SPACE);
+            this.trCode = StringUtils.leftPad(nvl(trCode), 10, StringUtils.SPACE);
         }
         //----------------------------------------------------------------------------------------------
 
@@ -232,7 +232,7 @@ public class NiceCiDTO {
 
         public String ofString() {
             StringBuilder sb = new StringBuilder();
-            sb.append(trCode);
+            //sb.append(trCode);
             // 공통부
             sb.append(niceCommon.ofString());
             sb.append(commonEmptyField);
@@ -252,7 +252,8 @@ public class NiceCiDTO {
             sb.append(queryRequests.stream().map(QueryRequest::ofString).collect(Collectors.joining()));
             sb.append(buttonRequests.stream().map(ButtonRequest::ofString).collect(Collectors.joining()));
             // FIXME: 인코딩확인후 적용
-            return NiceCiUtils.covertCharset(sb.toString(), "EUC-KR");
+            //return NiceCiUtils.covertCharset(sb.toString(), "EUC-KR");
+            return sb.toString();
         }
 
         // public Request parse(String tgtStr) {
@@ -649,7 +650,7 @@ public class NiceCiDTO {
 
     public static void main(String[] args) {
         NiceCiDTO.Request ciRequest = new NiceCiDTO.Request();
-        ciRequest.setTrCode("0000006150");
+        //ciRequest.setTrCode("0000006150");
         // // 공통부
         //
         // // 개별요청부
@@ -698,8 +699,9 @@ public class NiceCiDTO {
         ciRequest.getButtonRequests().add(br);
         // nc.setNiceMngNo(StringUtils.EMPTY);
         // nc.setNiceSndDt(StringUtils.EMPTY);
-        String fullText = ciRequest.ofString();
-        System.out.println(String.format("[%s] %d", fullText, fullText.length()));
+        String ciTxt = ciRequest.ofString();
+        String ft = String.format("%s%s", StringUtils.leftPad(String.valueOf(NiceCiUtils.lengthKr(ciTxt)), 10, "0"), ciTxt);
+        System.out.println(String.format("[%s] kr length - %d, utf-8 length - %d", ft, NiceCiUtils.lengthKr(ft), ft.length()));
 
 
 
diff --git a/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiHistoryDTO.java b/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiHistoryDTO.java
index 6c08b18..f709ec0 100644
--- a/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiHistoryDTO.java
+++ b/src/main/java/cokr/xit/ens/modules/nice/model/NiceCiHistoryDTO.java
@@ -50,9 +50,9 @@ public class NiceCiHistoryDTO {
          */
         @Schema(requiredMode = Schema.RequiredMode.REQUIRED, title = "TR Code", example = " ")
         @Size(min = 10, max = 10, message = "트랜잭션 코드는 10자리 입니다.")
-        private String trCode = StringUtils.rightPad(StringUtils.EMPTY, 10, StringUtils.SPACE);
+        private String trCode = StringUtils.EMPTY;
         public void setTrCode(String trCode) {
-            this.trCode = StringUtils.rightPad(nvl(trCode), 10, StringUtils.SPACE);
+            this.trCode = StringUtils.leftPad(nvl(trCode), 10, StringUtils.SPACE);
         }
         //----------------------------------------------------------------------------------------------