diff --git a/plugins/LatestProducts/Bootstrap.php b/plugins/LatestProducts/Bootstrap.php
index 6d11c947..7d2a35bc 100644
--- a/plugins/LatestProducts/Bootstrap.php
+++ b/plugins/LatestProducts/Bootstrap.php
@@ -25,6 +25,7 @@ class Bootstrap
 
         // $this->modifyAdminProductEdit();
         // $this->modifySetting();
+        // $this->handlePaidOrder();
     }
 
     /**
@@ -131,4 +132,16 @@ class Bootstrap
             return view('LatestProducts::admin.setting.tab')->render();
         });
     }
+
+    /**
+     * 修改订单状态机流程演示
+     */
+    private function handlePaidOrder() {
+        add_hook_filter('service.state_machine.machines', function ($data) {
+            $data['machines']['unpaid']['paid'][] = function (){
+                // 这里写订单由 unpaid 变为 paid 执行的逻辑
+            };
+            return $data;
+        }, 0);
+    }
 }