diff --git a/example/Vulkan/RenderSurfaceAttribute.cpp b/example/Vulkan/RenderSurfaceAttribute.cpp
index 446e85dd..933a5051 100644
--- a/example/Vulkan/RenderSurfaceAttribute.cpp
+++ b/example/Vulkan/RenderSurfaceAttribute.cpp
@@ -1,4 +1,5 @@
 #include"RenderSurfaceAttribute.h"
+#include<iostream>
 
 VK_NAMESPACE_BEGIN
 RenderSurfaceAttribute::RenderSurfaceAttribute(VkInstance inst,VkPhysicalDevice pd,VkSurfaceKHR s)
@@ -13,6 +14,28 @@ RenderSurfaceAttribute::RenderSurfaceAttribute(VkInstance inst,VkPhysicalDevice
     vkGetPhysicalDeviceProperties(physical_device,&properties);
     vkGetPhysicalDeviceMemoryProperties(physical_device,&memory_properties);
 
+    {
+        uint32_t property_count;
+
+        vkEnumerateDeviceLayerProperties(physical_device,&property_count,nullptr);
+
+        layer_properties.SetCount(property_count);
+        vkEnumerateDeviceLayerProperties(physical_device,&property_count,layer_properties.GetData());
+
+        debug_out(layer_properties);
+    }
+
+    {
+        uint32_t exten_count;
+
+        vkEnumerateDeviceExtensionProperties(physical_device,nullptr,&exten_count,nullptr);
+
+        extension_properties.SetCount(exten_count);
+        vkEnumerateDeviceExtensionProperties(physical_device,nullptr,&exten_count,extension_properties.GetData());
+
+        debug_out(extension_properties);
+    }
+
     {
         if(surface_caps.supportedTransforms&VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR)
         {
diff --git a/example/Vulkan/RenderSurfaceAttribute.h b/example/Vulkan/RenderSurfaceAttribute.h
index d8736165..2cf38a43 100644
--- a/example/Vulkan/RenderSurfaceAttribute.h
+++ b/example/Vulkan/RenderSurfaceAttribute.h
@@ -23,6 +23,8 @@ struct RenderSurfaceAttribute
     VkPhysicalDeviceFeatures            features;
     VkPhysicalDeviceProperties          properties;
     VkPhysicalDeviceMemoryProperties    memory_properties;
+    List<VkLayerProperties>             layer_properties;
+    List<VkExtensionProperties>         extension_properties;
 
     List<VkSurfaceFormatKHR>            surface_formts;
     VkFormat                            format;
diff --git a/example/Vulkan/VK.h b/example/Vulkan/VK.h
index f977f02f..be3f3836 100644
--- a/example/Vulkan/VK.h
+++ b/example/Vulkan/VK.h
@@ -3,10 +3,40 @@
 
 #include<hgl/type/List.h>
 #include<vulkan/vulkan.h>
+#include<iostream>
 
 #define VK_NAMESPACE_BEGIN  namespace hgl{namespace graph{namespace vulkan{
 #define VK_NAMESPACE_END    }}}
 
 using CharPointerList=hgl::List<const char *>;
 
+inline void debug_out(const hgl::List<VkLayerProperties> &layer_properties)
+{
+    const int property_count=layer_properties.GetCount();
+
+    if(property_count<=0)return;
+
+    const VkLayerProperties *lp=layer_properties.GetData();
+
+    for(int i=0;i<property_count;i++)
+    {
+        std::cout<<"Layer Propertyes ["<<i<<"] : "<<lp->layerName<<" desc: "<<lp->description<<std::endl;
+        ++lp;
+    }
+}
+
+inline void debug_out(const hgl::List<VkExtensionProperties> &extension_properties)
+{
+    const int extension_count=extension_properties.GetCount();
+
+    if(extension_count<=0)return;
+
+    VkExtensionProperties *ep=extension_properties.GetData();
+    for(int i=0;i<extension_count;i++)
+    {
+        std::cout<<"Extension Propertyes ["<<i<<"] : "<<ep->extensionName<<" ver: "<<ep->specVersion<<std::endl;
+        ++ep;
+    }
+}
+
 #endif//HGL_GRAPH_VULKAN_INCLUDE
diff --git a/example/Vulkan/VKInstance.cpp b/example/Vulkan/VKInstance.cpp
index 37278c4a..b88e2c73 100644
--- a/example/Vulkan/VKInstance.cpp
+++ b/example/Vulkan/VKInstance.cpp
@@ -159,6 +159,18 @@ Instance::Instance(VkInstance i,CharPointerList &el)
 
         layer_properties.SetCount(layerCount);
         vkEnumerateInstanceLayerProperties(&layerCount,layer_properties.GetData());
+
+        debug_out(layer_properties);
+    }
+
+    {
+        uint32_t prop_count;
+        vkEnumerateInstanceExtensionProperties(nullptr,&prop_count,nullptr);
+
+        extension_properties.SetCount(prop_count);
+        vkEnumerateInstanceExtensionProperties(nullptr,&prop_count,extension_properties.GetData());
+
+        debug_out(extension_properties);
     }
 
     debug_report_callback=nullptr;
diff --git a/example/Vulkan/VKInstance.h b/example/Vulkan/VKInstance.h
index d9b2b39b..ba2e9c87 100644
--- a/example/Vulkan/VKInstance.h
+++ b/example/Vulkan/VKInstance.h
@@ -13,6 +13,7 @@ VK_NAMESPACE_BEGIN
         VkInstance inst;
 
         List<VkLayerProperties> layer_properties;
+        List<VkExtensionProperties> extension_properties;
 
         VkDebugUtilsMessengerEXT debug_messenger;
         VkDebugReportCallbackEXT debug_report_callback;