diff --git a/demo/test/test_country.yaml b/demo/test/test-country.yaml
similarity index 100%
rename from demo/test/test_country.yaml
rename to demo/test/test-country.yaml
diff --git a/demo/test/test_date.yaml b/demo/test/test-date.yaml
similarity index 100%
rename from demo/test/test_date.yaml
rename to demo/test/test-date.yaml
diff --git a/demo/test/test-email.yaml b/demo/test/test-email.yaml
index 90da56ce547d47df29c3de9097894b018831f9f9..236d6f0dce65d5b0977531b569e7e3b35b142711 100644
--- a/demo/test/test-email.yaml
+++ b/demo/test/test-email.yaml
@@ -5,45 +5,45 @@ version: 1.0
 
 fields:
   - field: number_with_esp
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: number_with_esp
     prefix: ""
     postfix: "\t"
   - field: number_with_self
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: number_with_self
     prefix: ""
     postfix: "\t"
 
   - field: letter_with_esp
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: letter_with_esp
     prefix: ""
     postfix: "\t"
   - field: letter_with_self
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: letter_with_self
     prefix: ""
     postfix: "\t"
 
   - field: western_with_esp
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: western_with_esp
     prefix: ""
     postfix: "\t"
   - field: western_with_self
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: western_with_self
     prefix: ""
     postfix: "\t"
 
   - field: pinyin_with_esp
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: pinyin_with_esp
     prefix: ""
     postfix: "\t"
   - field: pinyin_with_self
-    from: email.email.v1.yaml
+    from: email.v1.yaml
     use: pinyin_with_self
     prefix: ""
     postfix: "\t"
\ No newline at end of file
diff --git a/demo/test/test_format.yaml b/demo/test/test-format.yaml
similarity index 100%
rename from demo/test/test_format.yaml
rename to demo/test/test-format.yaml
diff --git a/demo/test/test-ip.yaml b/demo/test/test-ip.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..983dc1febe183004e4af112fd291096974882251
--- /dev/null
+++ b/demo/test/test-ip.yaml
@@ -0,0 +1,37 @@
+title: 测试文件
+desc:
+author: zentao
+version: 1.0
+
+fields:
+  - field: privateC
+    from: ip.v1.yaml
+    use: privateC
+    prefix: ""
+    postfix: "\t"
+  - field: privateB
+    from: ip.v1.yaml
+    use: privateB
+    prefix: ""
+    postfix: "\t"
+  - field: privateA
+    from: ip.v1.yaml
+    use: privateA
+    prefix: ""
+    postfix: "\t"
+
+  - field: ipC
+    from: ip.v2.yaml
+    use: ipC
+    prefix: ""
+    postfix: "\t"
+  - field: ipB
+    from: ip.v2.yaml
+    use: ipB
+    prefix: ""
+    postfix: "\t"
+  - field: ipA
+    from: ip.v2.yaml
+    use: ipA
+    prefix: ""
+    postfix: "\t"
\ No newline at end of file
diff --git a/demo/test/test_recursice.yaml b/demo/test/test-recursice.yaml
similarity index 100%
rename from demo/test/test_recursice.yaml
rename to demo/test/test-recursice.yaml
diff --git a/yaml/email/email.v1.yaml b/yaml/email/v1.yaml
similarity index 100%
rename from yaml/email/email.v1.yaml
rename to yaml/email/v1.yaml
diff --git a/yaml/ip/v2.yaml b/yaml/ip/v2.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..45534f052363add637dfd62b5148df8e01919d61
--- /dev/null
+++ b/yaml/ip/v2.yaml
@@ -0,0 +1,54 @@
+title: IP地址
+desc: 含有多种实现的示例。
+author: wwccss
+version: 1.0
+
+field: ip
+instances:
+  - instance: ipC
+    note: C类IP地址
+    mode: r
+    fields:
+      - field: part1
+        range: 192-223
+        postfix: .
+      - field: part2
+        range: 0-254
+        postfix: .
+      - field: part3
+        range: 0-254
+        postfix: .
+      - field: part4
+        range: 1-254
+
+  - instance: ipB
+    note: B类IP地址
+    mode: r
+    fields:
+      - field: part1
+        range: 128-191
+        postfix: .
+      - field: part2
+        range: 0-254
+        postfix: .
+      - field: part3
+        range: 0-254
+        postfix: .
+      - field: part4
+        range: 1-254
+
+  - instance: ipA
+    note: A类IP地址
+    mode: r
+    fields:
+      - field: part1
+        range: 1-126
+        postfix: .
+      - field: part2
+        range: 0-254
+        postfix: .
+      - field: part3
+        range: 0-254
+        postfix: .
+      - field: part4
+        range: 1-254
\ No newline at end of file