diff --git a/src/main/java/com/dreamworks/boditech/controller/DeviceController.java b/src/main/java/com/dreamworks/boditech/controller/DeviceController.java
index 0ddbcc7..90b90da 100644
--- a/src/main/java/com/dreamworks/boditech/controller/DeviceController.java
+++ b/src/main/java/com/dreamworks/boditech/controller/DeviceController.java
@@ -87,6 +87,18 @@ public class DeviceController extends BaseController {
         return this.success(this.deviceService.device.largeBufferTubes.getAll());
     }
 
+    @ResponseBody
+    @PostMapping("/api/device/pipette-tip-update-by-box")
+    public ApiResponse pipetteTipUpdate( @RequestBody ParamPipetteTipUpdate param ) {
+        this.deviceService.pipetteTipUpdateByBox(param);
+        return this.success();
+    }
+
+    @ResponseBody
+    @PostMapping("/api/device/pipette-tip-status-get")
+    public ApiResponse pipetteTipStatusGet() {
+        return this.success(this.deviceService.device.pipetteTips.getAll());
+    }
 
 
 
@@ -106,12 +118,7 @@ public class DeviceController extends BaseController {
 
 
 
-    @ResponseBody
-    @PostMapping("/api/device/pipette-tip-update")
-    public ApiResponse pipetteTipUpdate( @RequestBody ParamPipetteTipUpdate param ) {
-        this.deviceService.pipetteTipUpdate(param);
-        return this.success();
-    }
+
 
 
 
diff --git a/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipBox.java b/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipBox.java
new file mode 100644
index 0000000..fd83c6c
--- /dev/null
+++ b/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipBox.java
@@ -0,0 +1,5 @@
+package com.dreamworks.boditech.driver.consumable;
+public class CsmPipetteTipBox {
+    public Integer position;
+    public Integer tipAmount;
+}
diff --git a/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipManager.java b/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipManager.java
index 1317c1a..331bbac 100644
--- a/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipManager.java
+++ b/src/main/java/com/dreamworks/boditech/driver/consumable/CsmPipetteTipManager.java
@@ -7,14 +7,39 @@ import java.util.List;
 public class CsmPipetteTipManager {
     // device instance
     private Device device;
-    // list of test cards
-    private final List<CsmPipetteTip> pipetteTips = new ArrayList<>();
+    // pipetteTipBoxes
+    private final List<CsmPipetteTipBox> pipetteTipBoxes = new ArrayList<>();
 
     // constructor
     public CsmPipetteTipManager(Device device) {
         this.device = device;
+
+        // @TODO : 测试数据
+        for ( int i=0; i<3; i++ ) {
+            CsmPipetteTipBox box = new CsmPipetteTipBox();
+            box.tipAmount = 120;
+            box.position = i;
+            this.pipetteTipBoxes.add(box);
+        }
+    }
+
+    public void updateByBox( ParamPipetteTipUpdate param ) {
+        CsmPipetteTipBox box = this.pipetteTipBoxes.get(param.index);
+        box.tipAmount = param.tipAmount;
     }
 
+    // get all pipette tips
+    public List<CsmPipetteTipBox> getAll() {
+        return this.pipetteTipBoxes;
+    }
+
+
+
+    // list of test cards
+    private final List<CsmPipetteTip> pipetteTips = new ArrayList<>();
+
+
+
     // get device
     public Device getDevice() {
         return this.device;
@@ -33,23 +58,23 @@ public class CsmPipetteTipManager {
         return this.pipetteTips.remove(0);
     }
 
-    // append pipette tip by box code
-    public void update(ParamPipetteTipUpdate param ) {
-        if ( 120 < param.amount || 0 > param.amount ) {
-            throw new RuntimeException("invalid amount " + param.amount);
-        }
-
-        // delete all pipette tips with matched areaIndex
-        this.pipetteTips.removeIf(pipetteTip -> pipetteTip.areaIndex.equals(param.areaIndex));
-
-        // append new pipette tips
-        for ( int i=0; i<param.amount; i++ ) {
-            CsmPipetteTip pipetteTip = new CsmPipetteTip(this);
-            pipetteTip.areaIndex = param.areaIndex;
-            pipetteTip.position = i;
-            this.pipetteTips.add(pipetteTip);
-        }
-    }
+//    // append pipette tip by box code
+//    public void update(ParamPipetteTipUpdate param ) {
+//        if ( 120 < param.amount || 0 > param.amount ) {
+//            throw new RuntimeException("invalid amount " + param.amount);
+//        }
+//
+//        // delete all pipette tips with matched areaIndex
+//        this.pipetteTips.removeIf(pipetteTip -> pipetteTip.areaIndex.equals(param.areaIndex));
+//
+//        // append new pipette tips
+//        for ( int i=0; i<param.amount; i++ ) {
+//            CsmPipetteTip pipetteTip = new CsmPipetteTip(this);
+//            pipetteTip.areaIndex = param.areaIndex;
+//            pipetteTip.position = i;
+//            this.pipetteTips.add(pipetteTip);
+//        }
+//    }
 
     // append pipette tip
     public void append( Integer areaIndex, Integer amount ) {
@@ -61,8 +86,5 @@ public class CsmPipetteTipManager {
         }
     }
 
-    // get all pipette tips
-    public List<CsmPipetteTip> getAll() {
-        return this.pipetteTips;
-    }
+
 }
diff --git a/src/main/java/com/dreamworks/boditech/driver/entity/ParamPipetteTipUpdate.java b/src/main/java/com/dreamworks/boditech/driver/entity/ParamPipetteTipUpdate.java
index e0c7f04..0e68c8e 100644
--- a/src/main/java/com/dreamworks/boditech/driver/entity/ParamPipetteTipUpdate.java
+++ b/src/main/java/com/dreamworks/boditech/driver/entity/ParamPipetteTipUpdate.java
@@ -1,7 +1,7 @@
 package com.dreamworks.boditech.driver.entity;
 public class ParamPipetteTipUpdate {
     // position
-    public Integer areaIndex;
+    public Integer index;
     // amount
-    public Integer amount;
+    public Integer tipAmount;
 }
diff --git a/src/main/java/com/dreamworks/boditech/service/DeviceService.java b/src/main/java/com/dreamworks/boditech/service/DeviceService.java
index a7635a2..4e02c68 100644
--- a/src/main/java/com/dreamworks/boditech/service/DeviceService.java
+++ b/src/main/java/com/dreamworks/boditech/service/DeviceService.java
@@ -36,8 +36,8 @@ public class DeviceService {
     }
 
     // update pipette tips
-    public void pipetteTipUpdate(ParamPipetteTipUpdate param) {
-        this.device.pipetteTips.update(param);
+    public void pipetteTipUpdateByBox(ParamPipetteTipUpdate param) {
+        this.device.pipetteTips.updateByBox(param);
     }
 
     // load large buffer tubes
@@ -67,19 +67,6 @@ public class DeviceService {
     public Map<String, Object> status() {
         Map<String,Object> status = new HashMap<>();
 
-        // pipette tip area
-        PipetteTipArea[] pipetteTipAreas = new PipetteTipArea[3];
-        for ( int i=0; i<pipetteTipAreas.length; i++ ) {
-            pipetteTipAreas[i] = new PipetteTipArea();
-        }
-        List<CsmPipetteTip> pipetteTips = this.device.pipetteTips.getAll();
-        for ( CsmPipetteTip pipetteTip : pipetteTips ) {
-            Integer index = pipetteTip.areaIndex;
-            pipetteTipAreas[index].index = index;
-            pipetteTipAreas[index].amount ++;
-        }
-        status.put("pipetteTipAreas", pipetteTipAreas);
-
         // large buffer tube
         List<CsmLargeBufferTube> largeBufferTubeList = this.device.largeBufferTubes.getAll();
         CsmLargeBufferTube[] largeBufferTubes = new CsmLargeBufferTube[6];