diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/selector/PlainText.java b/webmagic-core/src/main/java/us/codecraft/webmagic/selector/PlainText.java
index ca40fac0..efa38d8e 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/selector/PlainText.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/selector/PlainText.java
@@ -122,6 +122,16 @@ public class PlainText implements Selectable {
         }
     }
 
+    @Override
+    public Selectable select(Selector selector) {
+        return select(selector, strings);
+    }
+
+    @Override
+    public Selectable selectList(Selector selector) {
+        return selectList(selector, strings);
+    }
+
     @Override
     public String toString() {
         return get();
diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/selector/Selectable.java b/webmagic-core/src/main/java/us/codecraft/webmagic/selector/Selectable.java
index cdab8bff..2cc4ed96 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/selector/Selectable.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/selector/Selectable.java
@@ -128,4 +128,19 @@ public interface Selectable {
      */
     public Selectable jsonPath(String jsonPath);
 
+    /**
+     * extract by custom selector
+     *
+     * @param selector
+     * @return
+     */
+    public Selectable select(Selector selector);
+
+    /**
+     * extract by custom selector
+     *
+     * @param selector
+     * @return
+     */
+    public Selectable selectList(Selector selector);
 }
diff --git a/webmagic-extension/src/main/java/us/codecraft/webmagic/model/ModelPageProcessor.java b/webmagic-extension/src/main/java/us/codecraft/webmagic/model/ModelPageProcessor.java
index 3a97e1d3..6bfe88d7 100644
--- a/webmagic-extension/src/main/java/us/codecraft/webmagic/model/ModelPageProcessor.java
+++ b/webmagic-extension/src/main/java/us/codecraft/webmagic/model/ModelPageProcessor.java
@@ -7,9 +7,7 @@ import us.codecraft.webmagic.processor.PageProcessor;
 import us.codecraft.webmagic.selector.Selector;
 
 import java.util.ArrayList;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -66,7 +64,7 @@ class ModelPageProcessor implements PageProcessor {
         if (urlRegionSelector == null) {
             links = page.getHtml().links().all();
         } else {
-            links = urlRegionSelector.selectList(page.getHtml().toString());
+            links = page.getHtml().selectList(urlRegionSelector).links().all();
         }
         for (String link : links) {
             for (Pattern targetUrlPattern : urlPatterns) {