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diff --git a/index.html b/index.html
index d85b98d..de80c03 100644
--- a/index.html
+++ b/index.html
@@ -859,8 +859,12 @@
             // 只清除旧的放置区域网格，不清除模型
             kernel.dropZone.clearZones();
 
-            // 使用新的 API：只传入分割数量
-            kernel.dropZone.generateDropZones(divisions);
+            // 如果传入了 divisions，使用统一分割数；否则使用每个墙面自己的分割数
+            if (divisions !== undefined) {
+                kernel.dropZone.generateDropZones(divisions);
+            } else {
+                kernel.dropZone.generateDropZones();
+            }
 
             // 显示放置区域
             kernel.dropZone.show();
diff --git a/index.js b/index.js
index d4fbf9a..9b95025 100644
--- a/index.js
+++ b/index.js
@@ -33,7 +33,7 @@ const models = data.data  // 这就是模型列表
 
 models.forEach(model => {
     console.log(model);
-    kernel.dropZone.setData(model.placement_zone);
+    // kernel.dropZone.setData(model.placement_zone);
     kernel.model.add({
         modelId: model.id,
         modelUrl: model.file_url,
diff --git a/src/babylonjs/AppDropZone.ts b/src/babylonjs/AppDropZone.ts
index 3b21f2d..6ce8fe7 100644
--- a/src/babylonjs/AppDropZone.ts
+++ b/src/babylonjs/AppDropZone.ts
@@ -54,10 +54,10 @@ export class AppDropZone {
 
   /**
    * 生成放置区域
-   * @param divisions 分割数量（必传）
+   * @param divisions 可选的统一分割数量，如果不传则使用每个墙面自己的 divisions
    * @param config 配置参数（可选，如果不传则使用 setData 设置的数据）
    */
-  generateDropZones(divisions: number, config?: DropZoneConfig): PlacementZoneInfo[] {
+  generateDropZones(divisions?: number, config?: DropZoneConfig): PlacementZoneInfo[] {
     const finalConfig = config || this.dropZoneConfig;
 
     if (!finalConfig) {
@@ -65,12 +65,13 @@ export class AppDropZone {
       return [];
     }
 
-    // 为所有墙面设置分割数，同时保留其他配置属性
+    // 为墙面设置分割数
     const configWithDivisions: DropZoneConfig = {
       ...finalConfig,  // 保留所有配置属性（color, alpha, thickness, showBorder, borderColor）
       walls: finalConfig.walls.map(wall => ({
         ...wall,
-        divisions: divisions
+        // 如果传入了统一的 divisions，使用它；否则使用墙面自己的 divisions；都没有则默认为 1
+        divisions: divisions !== undefined ? divisions : (wall.divisions || 1)
       }))
     };
 
diff --git a/src/kernel/Adapter.ts b/src/kernel/Adapter.ts
index e7722d8..167b723 100644
--- a/src/kernel/Adapter.ts
+++ b/src/kernel/Adapter.ts
@@ -260,6 +260,7 @@ export class KernelAdapter {
         endPoint: [number, number, number];
         height: number;
         offset?: number;
+        divisions?: number;
       }>;
       color?: string;
       alpha?: number;
@@ -305,7 +306,8 @@ export class KernelAdapter {
             startPoint: new Vector3(startPoint[0], startPoint[1], startPoint[2]),
             endPoint: new Vector3(endPoint[0], endPoint[1], endPoint[2]),
             height: parseFloat(wall.height),
-            offset: wall.offset ? parseFloat(wall.offset) : undefined
+            offset: wall.offset ? parseFloat(wall.offset) : undefined,
+            divisions: wall.divisions ? parseInt(wall.divisions) : undefined
           };
         }).filter((wall: any) => wall !== null) // 过滤掉无效的墙面
       };
@@ -314,11 +316,14 @@ export class KernelAdapter {
     },
     /**
      * 生成放置区域（使用已存储的配置数据）
-     * @param divisions 分割数量
+     * @param divisions 可选的统一分割数量，如果不传则使用每个墙面自己的 divisions
      * @example
+     * // 使用每个墙面自己的分割数
+     * kernel.dropZone.generateDropZones();
+     * // 或者统一设置所有墙面的分割数
      * kernel.dropZone.generateDropZones(5);
      */
-    generateDropZones: (divisions: number): any[] => {
+    generateDropZones: (divisions?: number): any[] => {
       return this.mainApp.appDropZone.generateDropZones(divisions);
     },
     /**