diff --git a/src/com/pycat/multi/Main.java b/src/com/pycat/multi/Main.java
new file mode 100644
index 0000000..0bf4aa0
--- /dev/null
+++ b/src/com/pycat/multi/Main.java
@@ -0,0 +1,28 @@
+package com.pycat.multi;
+
+import java.util.concurrent.Executors;
+import java.util.concurrent.ThreadFactory;
+
+/**
+ * Created by cat on 2018/8/13.
+ *
+ * @implNote who you are
+ */
+public class Main {
+
+    public static void main(String[] args) {
+        ThreadFactory factory = Executors.defaultThreadFactory();
+        Thread th = factory.newThread(() -> {
+
+            for (int i = 0; i < 10; i++) {
+                System.out.print("Nice! ");
+                try {
+                    Thread.sleep(1000);
+                } catch (InterruptedException e) {
+                    e.printStackTrace();
+                }
+            }
+        });
+        th.start();
+    }
+}
diff --git a/src/com/pycat/multi/package-info.java b/src/com/pycat/multi/package-info.java
new file mode 100644
index 0000000..6e6d387
--- /dev/null
+++ b/src/com/pycat/multi/package-info.java
@@ -0,0 +1,5 @@
+/**
+ * Created by cat on 2018/8/13.
+ * code for 《图解Java多线程设计模式》
+ */
+package com.pycat.multi;
\ No newline at end of file