diff --git a/src/main/java/com/ccl/tt/controller/PrePressController.java b/src/main/java/com/ccl/tt/controller/PrePressController.java
index 3825865..027a1ec 100644
--- a/src/main/java/com/ccl/tt/controller/PrePressController.java
+++ b/src/main/java/com/ccl/tt/controller/PrePressController.java
@@ -74,6 +74,8 @@ public class PrePressController {
     private PrepressService prepressService;
     @Value("${item.zipPath}")
   	private String zipPath;
+    @Value("${item.serialPrefix}")
+    private String serialPrefix;//码包前缀字符串
 
     @Autowired
 	private BasicDao basicDao;
@@ -896,7 +898,7 @@ public class PrePressController {
 
         Calendar cal = Calendar.getInstance();
         cal.setTime(soInfo.getSerialsDate());
-        String platCode3 = "J4K";
+        String platCode3 = serialPrefix;
         String year1 = String.valueOf(cal.get(Calendar.YEAR) % 10);
         String week2 = org.apache.commons.lang3.StringUtils.leftPad(String.valueOf(cal.get(Calendar.WEEK_OF_YEAR)), 2, '0');
         String day1 = String.valueOf(cal.get(Calendar.DAY_OF_WEEK));
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 4e6d7b2..624ae3e 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -104,6 +104,7 @@ spring.mail.protocol: smtps
 item.filePath: D:\\csvFile
 item.zipPath: D:\\zipFile
 item.site: 41
+item.serialPrefix: J4K
 #IFS接口配置
 item.ifs-url=https://cclifswebservice.ccldesign.com/api/v1/
 item.ifs-db-name=IFST