diff --git a/serialport/src/main/java/android/serialport/model/PrinterRequestModel.java b/serialport/src/main/java/android/serialport/model/PrinterRequestModel.java
index 0b37340..91835bd 100644
--- a/serialport/src/main/java/android/serialport/model/PrinterRequestModel.java
+++ b/serialport/src/main/java/android/serialport/model/PrinterRequestModel.java
@@ -1,47 +1,116 @@
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\ No newline at end of file
+package android.serialport.model;
+
+import java.io.Serializable;
+
+public class PrinterRequestModel implements Serializable {
+    private int processTaskID;
+    private byte[] payload;
+    private int numberOfCopies;
+    private String fileName1;
+    private String fileName2;
+    private String fileName3;
+    private String fileName4;
+    private String fileName5;
+    private String fileName6;
+    private String fileName7;
+    private String fileName8;
+
+    public int getProcessTaskID() {
+        return processTaskID;
+    }
+
+    public PrinterRequestModel setProcessTaskID(int processTaskID) {
+        this.processTaskID = processTaskID;
+        return this;
+    }
+
+    public byte[] getPayload() {
+        return payload;
+    }
+
+    public PrinterRequestModel setPayload(byte[] payload) {
+        this.payload = payload;
+        return this;
+    }
+
+    public int getNumberOfCopies() {
+        return numberOfCopies;
+    }
+
+    public PrinterRequestModel setNumberOfCopies(int numberOfCopies) {
+        this.numberOfCopies = numberOfCopies;
+        return this;
+    }
+
+    public String getFileName1() {
+        return fileName1;
+    }
+
+    public PrinterRequestModel setFileName1(String fileName1) {
+        this.fileName1 = fileName1;
+        return this;
+    }
+
+    public String getFileName2() {
+        return fileName2;
+    }
+
+    public PrinterRequestModel setFileName2(String fileName2) {
+        this.fileName2 = fileName2;
+        return this;
+    }
+
+    public String getFileName3() {
+        return fileName3;
+    }
+
+    public PrinterRequestModel setFileName3(String fileName3) {
+        this.fileName3 = fileName3;
+        return this;
+    }
+
+    public String getFileName4() {
+        return fileName4;
+    }
+
+    public PrinterRequestModel setFileName4(String fileName4) {
+        this.fileName4 = fileName4;
+        return this;
+    }
+
+    public String getFileName5() {
+        return fileName5;
+    }
+
+    public PrinterRequestModel setFileName5(String fileName5) {
+        this.fileName5 = fileName5;
+        return this;
+    }
+
+    public String getFileName6() {
+        return fileName6;
+    }
+
+    public PrinterRequestModel setFileName6(String fileName6) {
+        this.fileName6 = fileName6;
+        return this;
+    }
+
+    public String getFileName7() {
+        return fileName7;
+    }
+
+    public PrinterRequestModel setFileName7(String fileName7) {
+        this.fileName7 = fileName7;
+        return this;
+    }
+
+    public String getFileName8() {
+        return fileName8;
+    }
+
+    public PrinterRequestModel setFileName8(String fileName8) {
+        this.fileName8 = fileName8;
+        return this;
+    }
+}