diff --git a/xhpc-modules/xhpc-common/src/main/java/com/xhpc/common/Constants.java b/xhpc-modules/xhpc-common/src/main/java/com/xhpc/common/Constants.java
new file mode 100644
index 00000000..ee25f680
--- /dev/null
+++ b/xhpc-modules/xhpc-common/src/main/java/com/xhpc/common/Constants.java
@@ -0,0 +1,7 @@
+package com.xhpc.common;
+
+public class Constants {
+
+    public static final String PILE_WHITELIST = "PILE_WHITELIST";
+
+}
diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
index cf1ac987..0852ff42 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
@@ -7,7 +7,6 @@ import com.ruoyi.common.core.utils.HttpUtils;
 import com.xhpc.common.api.PowerPileService;
 import com.xhpc.common.data.down.StartChargingData;
 import com.xhpc.common.data.up.OrderData;
-import com.xhpc.pp.logic.FieldLogic;
 import com.xhpc.pp.server.ChargingPileServer;
 import com.xhpc.pp.tx.ServiceResult;
 import com.xhpc.pp.utils.security.CRCCalculator;
@@ -38,8 +37,6 @@ public class ChargingController {
 
     @Autowired
     private PowerPileService powerPileService;
-    @Autowired
-    private FieldLogic fieldLogic;
 
 
     @PostMapping("test/pile/charging/order")
diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/PileController.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/PileController.java
index ce6849e7..66c4a752 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/PileController.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/PileController.java
@@ -5,6 +5,7 @@ import org.springframework.web.bind.annotation.*;
 
 import java.util.Set;
 
+import static com.xhpc.common.Constants.PILE_WHITELIST;
 import static com.xhpc.pp.server.ChargingPileServer.REDIS;
 
 @RestController
@@ -13,18 +14,18 @@ public class PileController {
     @PostMapping("pile/whitelist")
     public Object addWhitelist(@RequestBody Set<String> whitelist) {
 
-        Set<String> cacheWhitelist = REDIS.getCacheSet("PILE_WHITELIST");
+        Set<String> cacheWhitelist = REDIS.getCacheSet(PILE_WHITELIST);
         cacheWhitelist.addAll(whitelist);
-        REDIS.setCacheSet("PILE_WHITELIST", cacheWhitelist);
+        REDIS.setCacheSet(PILE_WHITELIST, cacheWhitelist);
         return R.ok();
     }
 
     @DeleteMapping("pile/whitelist/{pileNo}")
     public Object deleteWhitelist(@PathVariable String pileNo) {
 
-        Set<String> cacheWhitelist = REDIS.getCacheSet("PILE_WHITELIST");
+        Set<String> cacheWhitelist = REDIS.getCacheSet(PILE_WHITELIST);
         cacheWhitelist.remove(pileNo);
-        REDIS.setCacheSet("PILE_WHITELIST", cacheWhitelist);
+        REDIS.setCacheSet(PILE_WHITELIST, cacheWhitelist);
         return R.ok();
     }
 
diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
index 4b76b67c..47ffd4fb 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
@@ -13,6 +13,7 @@ import org.springframework.stereotype.Component;
 import java.util.Map;
 import java.util.Set;
 
+import static com.xhpc.common.Constants.PILE_WHITELIST;
 import static com.xhpc.pp.config.EarlierBeanConf.getLocalIPAndPort;
 import static com.xhpc.pp.server.ChargingPileServer.REDIS;
 
@@ -31,7 +32,7 @@ public class RegisterLogic implements ServiceLogic {
         String resultCode = ServiceResult.OK;
         String hexCode = ServiceResult.HEX_OK;
         String pileNo = (String) req.get("pileNo");
-        Set<String> whitelist = REDIS.getCacheSet("PILE_WHITELIST");
+        Set<String> whitelist = REDIS.getCacheSet(PILE_WHITELIST);
         if (!whitelist.contains(pileNo)) {
             hexCode = ServiceResult.HEX_FAIL;
             resultCode = ServiceResult.FAIL;