diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinCivBoard680.java b/src/main/java/com/xit/biz/ctgy/entity/MinCivBoard680.java
index 650ccbc..1999574 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinCivBoard680.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinCivBoard680.java
@@ -5,13 +5,15 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "MinCivBoard680",  description = "게시판")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "min_civ_board680", schema = "", catalog = "")
-public class MinCivBoard680 {
+public class MinCivBoard680 implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     private Long id;
diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinInfoBoard680.java b/src/main/java/com/xit/biz/ctgy/entity/MinInfoBoard680.java
index 444ef90..0ab1f99 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinInfoBoard680.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinInfoBoard680.java
@@ -5,13 +5,15 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "MinInfoBoard680",  description = "공지사항")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "min_info_board680", schema = "", catalog = "")
-public class MinInfoBoard680 {
+public class MinInfoBoard680 implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     private Long id;
diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinMaincode.java b/src/main/java/com/xit/biz/ctgy/entity/MinMaincode.java
index 18a5640..d7e64d5 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinMaincode.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinMaincode.java
@@ -1,33 +1,55 @@
 package com.xit.biz.ctgy.entity;
 
+import com.xit.biz.cmm.entity.ids.CmmCodeLIds;
+import com.xit.biz.ctgy.entity.ids.MinMaincodePK;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "MinMaincode",  description = "코드")
 @NoArgsConstructor
 @Data
 @Entity
-@Table(name = "MIN_MAINCODE", schema = "", catalog = "")
-public class MinMaincode {
+@Table(name = "min_maincode", schema = "", catalog = "")
+@IdClass(MinMaincodePK.class)
+public class MinMaincode implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
-    @Id
-    private Long id;
 
-    @Schema(required = true, title = "코드1", example = " ", description = "Input Description...")
-    @Column(name = "c1", nullable = false)
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c1", nullable = false, length = 8)
+    @Id
     private String c1;
 
-    @Schema(required = true, title = "코드2", example = " ", description = "Input Description...")
-    @Column(name = "c2", nullable = false)
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c2", nullable = false, length = 8)
+    @Id
     private String c2;
 
-    @Schema(required = false, title = "코드3", example = " ", description = "Input Description...")
-    @Column(name = "c3", nullable = true)
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c3", nullable = false, length = 8)
+    @Id
     private String c3;
 
+
+//    @Id
+//    private Long id;
+//
+//    @Schema(required = true, title = "코드1", example = " ", description = "Input Description...")
+//    @Column(name = "c1", nullable = false)
+//    private String c1;
+//
+//    @Schema(required = true, title = "코드2", example = " ", description = "Input Description...")
+//    @Column(name = "c2", nullable = false)
+//    private String c2;
+//
+//    @Schema(required = false, title = "코드3", example = " ", description = "Input Description...")
+//    @Column(name = "c3", nullable = true)
+//    private String c3;
+
     @Schema(required = false, title = "코드명", example = " ", description = "Input Description...")
     @Column(name = "cdname", nullable = true)
     private String cdname;
diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinSimsa680.java b/src/main/java/com/xit/biz/ctgy/entity/MinSimsa680.java
index e3a8b7b..47d049e 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinSimsa680.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinSimsa680.java
@@ -8,6 +8,7 @@ import lombok.Generated;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -16,7 +17,8 @@ import java.util.Set;
 @Data
 @Entity
 @Table(name = "min_simsa680", schema = "", catalog = "")
-public class MinSimsa680 {
+public class MinSimsa680 implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Schema(required = true, title = "민원코드", example = " ", description = "Input Description...")
     @Id
diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinSimsaUser680.java b/src/main/java/com/xit/biz/ctgy/entity/MinSimsaUser680.java
index 05a97dc..44d9637 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinSimsaUser680.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinSimsaUser680.java
@@ -6,13 +6,15 @@ import lombok.Getter;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "MinSimsaUser680",  description = "민원심사사용자매핑")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "min_simsa_user680", schema = "", catalog = "")
-public class MinSimsaUser680 {
+public class MinSimsaUser680 implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     private Long id;
diff --git a/src/main/java/com/xit/biz/ctgy/entity/MinUserinfo.java b/src/main/java/com/xit/biz/ctgy/entity/MinUserinfo.java
index b88b05f..4e682dc 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/MinUserinfo.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/MinUserinfo.java
@@ -5,13 +5,15 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "MinUserinfo",  description = "null")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "min_userinfo", schema = "", catalog = "")
-public class MinUserinfo {
+public class MinUserinfo implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     @Schema(required = true, title = "민원심사사용자코드", example = " ", description = "Input Description...")
diff --git a/src/main/java/com/xit/biz/ctgy/entity/Tf680Main.java b/src/main/java/com/xit/biz/ctgy/entity/Tf680Main.java
index 38afddd..323b83d 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/Tf680Main.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/Tf680Main.java
@@ -5,13 +5,15 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "Tf680Main",  description = "메인")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "tf680_main", schema = "", catalog = "")
-public class Tf680Main {
+public class Tf680Main implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     @Schema(required = true, title = "메인코드", example = " ", description = "Input Description...")
diff --git a/src/main/java/com/xit/biz/ctgy/entity/Tf680Recall.java b/src/main/java/com/xit/biz/ctgy/entity/Tf680Recall.java
index 194b180..f88111c 100644
--- a/src/main/java/com/xit/biz/ctgy/entity/Tf680Recall.java
+++ b/src/main/java/com/xit/biz/ctgy/entity/Tf680Recall.java
@@ -5,13 +5,15 @@ import lombok.Data;
 import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Schema(name = "Tf680Recall",  description = "민원")
 @NoArgsConstructor
 @Data
 @Entity
 @Table(name = "tf680_recall", schema = "", catalog = "")
-public class Tf680Recall {
+public class Tf680Recall implements Serializable {
+    private static final long SerialVersionUID = 1L;
 
     @Id
     @Schema(required = true, title = "민원코드", example = " ", description = "Input Description...")
diff --git a/src/main/java/com/xit/biz/ctgy/entity/ids/MinMaincodePK.java b/src/main/java/com/xit/biz/ctgy/entity/ids/MinMaincodePK.java
new file mode 100644
index 0000000..59076e3
--- /dev/null
+++ b/src/main/java/com/xit/biz/ctgy/entity/ids/MinMaincodePK.java
@@ -0,0 +1,27 @@
+package com.xit.biz.ctgy.entity.ids;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.*;
+
+import javax.persistence.Column;
+import java.io.Serializable;
+
+@Getter
+@Setter
+@EqualsAndHashCode
+@NoArgsConstructor
+public class MinMaincodePK implements Serializable {
+    private static final long SerialVersionUID = 1L;
+
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c1", nullable = false, length = 8)
+    private String c1;
+
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c2", nullable = false, length = 8)
+    private String c2;
+
+    @Schema(required = true, title = "", example = " ", description = " ")
+    @Column(name = "c3", nullable = false, length = 8)
+    private String c3;
+}