diff --git a/packages/core/src/merge.js b/packages/core/src/merge.js
index 64b760b..3c7888d 100644
--- a/packages/core/src/merge.js
+++ b/packages/core/src/merge.js
@@ -65,7 +65,7 @@ function doDiff (oldObj, newObj) {
 
 function deleteNullItems (target) {
   lodash.forEach(target, (item, key) => {
-    if (item == null) {
+    if (item == null || item === '[delete]') {
       delete target[key]
     }
     if (lodash.isObject(item)) {
diff --git a/packages/gui/src/view/components/settings.vue b/packages/gui/src/view/components/settings.vue
index f4ac91a..54a47b6 100644
--- a/packages/gui/src/view/components/settings.vue
+++ b/packages/gui/src/view/components/settings.vue
@@ -17,7 +17,7 @@
       :style="{ height: '100%' }"
     >
       <a-tab-pane tab="拦截设置" key="1"  >
-        <vue-json-editor style="height:100%;" ref="editor" v-model="targetConfig.intercepts" mode="code" :show-btns="false" :expandedOnStart="true" @json-change="onJsonChange" ></vue-json-editor>
+        <vue-json-editor style="height:100%;" ref="editor" v-model="targetConfig.intercepts" mode="code" :show-btns="false" :expandedOnStart="true" @json-change="onJsonChange"></vue-json-editor>
       </a-tab-pane>
       <a-tab-pane tab="DNS设置" key="2">
         <div>
diff --git a/packages/gui/src/view/pages/server.vue b/packages/gui/src/view/pages/server.vue
index 229e56e..480a727 100644
--- a/packages/gui/src/view/pages/server.vue
+++ b/packages/gui/src/view/pages/server.vue
@@ -138,7 +138,6 @@
 <!--              <a-button  type="danger" icon="minus" @click="deleteSniList(item,index)"/>-->
 <!--            </a-col>-->
 <!--          </a-row>-->
-
 <!--        </a-tab-pane>-->
         <a-tab-pane tab="IP测速" key="6">
           <div>
@@ -201,7 +200,6 @@
                 </a-card>
               </a-col>
             </a-row>
-
           </div>
         </a-tab-pane>
       </a-tabs>
diff --git a/packages/mitmproxy/src/lib/proxy/middleware/overwall.js b/packages/mitmproxy/src/lib/proxy/middleware/overwall.js
index 57bf379..7c567d7 100644
--- a/packages/mitmproxy/src/lib/proxy/middleware/overwall.js
+++ b/packages/mitmproxy/src/lib/proxy/middleware/overwall.js
@@ -18,7 +18,7 @@ function matched (hostname, overWallTargetMap) {
     log.info(`matchHostname: matched overwall: '${hostname}' -> '${ret}' in pac.txt`)
     return true
   } else {
-    // log.debug(`matchHostname: matched overwall: Not-Matched '${hostname}' -> '${ret}' in pac.txt`)
+    log.debug(`matchHostname: matched overwall: Not-Matched '${hostname}' -> '${ret}' in pac.txt`)
     return false
   }
 }
diff --git a/packages/mitmproxy/src/options.js b/packages/mitmproxy/src/options.js
index 644ac52..1a925a3 100644
--- a/packages/mitmproxy/src/options.js
+++ b/packages/mitmproxy/src/options.js
@@ -70,7 +70,7 @@ module.exports = (config) => {
       const matchInterceptsOpts = {}
       for (const regexp in interceptOpts) { // 遍历拦截配置
         const interceptOpt = interceptOpts[regexp]
-        interceptOpt.key = regexp
+        // interceptOpt.key = regexp
         if (regexp !== true && regexp !== 'true') {
           if (!matchUtil.isMatched(rOptions.path, regexp)) {
             continue
diff --git a/packages/mitmproxy/src/utils/util.match.js b/packages/mitmproxy/src/utils/util.match.js
index e5ebd6d..b77e80c 100644
--- a/packages/mitmproxy/src/utils/util.match.js
+++ b/packages/mitmproxy/src/utils/util.match.js
@@ -94,6 +94,16 @@ function merge (oldObj, newObj) {
     }
   })
 }
+function deleteNullItems (target) {
+  lodash.forEach(target, (item, key) => {
+    if (item == null || item === '[delete]') {
+      delete target[key]
+    }
+    if (lodash.isObject(item)) {
+      deleteNullItems(item)
+    }
+  })
+}
 
 function matchHostnameAll (hostMap, hostname, action) {
   // log.debug('matchHostnameAll:', action, hostMap)
@@ -108,29 +118,9 @@ function matchHostnameAll (hostMap, hostname, action) {
   }
 
   let values = {}
-  let hasValue = false
+  let value
 
-  // 域名快速匹配：直接匹配 或者 两种前缀通配符匹配
-  let value = hostMap.origin[hostname]
-  if (value) {
-    log.info(`matchHostnameAll: ${action}: '${hostname}' -> '${hostname}': ${JSON.stringify(value)}`)
-    values = merge(values, value)
-    hasValue = true
-  }
-  value = hostMap.origin['*' + hostname]
-  if (value) {
-    log.info(`matchHostnameAll: ${action}: '${hostname}' -> '*${hostname}': ${JSON.stringify(value)}`)
-    values = merge(values, value)
-    hasValue = true
-  }
-  value = hostMap.origin['*.' + hostname]
-  if (value) {
-    log.info(`matchHostnameAll: ${action}: '${hostname}' -> '*.${hostname}': ${JSON.stringify(value)}`)
-    values = merge(values, value)
-    hasValue = true
-  }
-
-  // 通配符匹配 或 正则表达式匹配
+  // 通配符匹配 或 正则表达式匹配（优先级：1，最低）
   for (const target in hostMap) {
     if (target === 'origin') {
       continue
@@ -149,17 +139,37 @@ function matchHostnameAll (hostMap, hostname, action) {
     // 正则表达式匹配
     if (hostname.match(regexp)) {
       value = hostMap[target]
-      // log.info(`matchHostname: ${action}: '${hostname}' -> '${target}': ${JSON.stringify(value)}`)
+      log.info(`matchHostnameOne: ${action}: '${hostname}' -> '${target}': ${JSON.stringify(value)}`)
       values = merge(values, value)
-      hasValue = true
     }
   }
 
-  if (hasValue) {
-    log.info(`*matchHostnameAll*: ${action}: '${hostname}':`, JSON.stringify(values))
+  // 域名快速匹配：直接匹配 或者 两种前缀通配符匹配
+  // 优先级：2
+  value = hostMap.origin['*' + hostname]
+  if (value) {
+    log.info(`matchHostnameOne: ${action}: '${hostname}' -> '*${hostname}': ${JSON.stringify(value)}`)
+    values = merge(values, value)
+  }
+  // 优先级：3
+  value = hostMap.origin['*.' + hostname]
+  if (value) {
+    log.info(`matchHostnameOne: ${action}: '${hostname}' -> '*.${hostname}': ${JSON.stringify(value)}`)
+    values = merge(values, value)
+  }
+  // 优先级：4，最高（注：优先级高的配置，可以覆盖优先级低的配置，甚至有空配置时，可以移除已有配置）
+  value = hostMap.origin[hostname]
+  if (value) {
+    log.info(`matchHostnameOne: ${action}: '${hostname}' -> '${hostname}': ${JSON.stringify(value)}`)
+    values = merge(values, value)
+  }
+
+  if (!lodash.isEmpty(values)) {
+    deleteNullItems(values)
+    log.info(`matchHostnameAll: ${action}: '${hostname}':`, JSON.stringify(values))
     return values
   } else {
-    log.debug(`*matchHostnameAll*: ${action}: '${hostname}' Not-Matched`)
+    log.debug(`matchHostnameAll: ${action}: '${hostname}' Not-Matched`)
   }
 }