diff --git a/README.md b/README.md
index c1c7660..db651ef 100644
--- a/README.md
+++ b/README.md
@@ -2,72 +2,75 @@
 
 ```mermaid
   graph LR
-    subgraph crawler
-      source_1([108shu.com])
-      source_2([aidusk.com])
-      source_3([ixsw.la])
-      source_4([m.wxsy.net])
-      source_5([wxsy.net])
-      source_6([xswang.com])
-      source_7([zhihu.com])
+
+  subgraph crawler
+    source_1([108shu.com])
+    source_2([aidusk.com])
+    source_3([ixsw.la])
+    source_4([m.wxsy.net])
+    source_5([wxsy.net])
+    source_6([xswang.com])
+    source_7([zhihu.com])
+  end
+
+  subgraph sample
+    subgraph raw
+      s1a_raw{{sample_1-a}}
+      s1b_raw{{sample_1-b}}
+      s2a_raw{{sample_2-a}}
+      s2b_raw{{sample_2-b}}
+      s3_raw{{sample_3}}
     end
 
-    subgraph sample
-      subgraph raw
-        s1a_raw{{sample_1-a}}
-        s1b_raw{{sample_1-b}}
-        s2a_raw{{sample_2-a}}
-        s2b_raw{{sample_2-b}}
-        s3_raw{{sample_3}}
-      end
-
-      subgraph combine
-        s1_combine[sample_1]
-        s2_combine[sample_2]
-        s3_combine[sample_3]
-      end
-
-      subgraph fixed
-        s1_fixed(sample_1)
-        s2_fixed(sample_2)
-        s3_fixed(sample_3)
-      end
-
-      subgraph replenish
-        sa{{sample_a}}
-        sb{{sample_b}}
-      end
-
-      source_1 ==> s1a_raw
-      source_2 ==> s1b_raw
-      source_3 ==> s1b_raw
-      source_4 ==> s2a_raw
-      source_5 ==> s2a_raw
-      source_6 ==> s2b_raw
-      source_7 ==> s3_raw
-
-      s1a_raw -- replenish --> s1_combine
-      s1b_raw --> s1_combine
-      s2a_raw -- replenish --> s2_combine
-      s2b_raw -- replenish --> s2_combine
-      s3_raw -- clean up --> s3_combine
-
-      s1_combine -- fix --> s1_fixed
-      s2_combine -- fix --> s2_fixed
-      s3_combine -- fix --> s3_fixed
-
-      s1_fixed --> sa
-      s2_fixed -- replenish --> sa
-      s2_fixed -. restore .-> sb
-      s3_fixed -- replenish --> sb
+    subgraph combine
+      s1_combine[sample_1]
+      s2_combine[sample_2]
+      s3_combine[sample_3]
     end
 
-    subgraph release
-      rc-1([rc-1])
+    subgraph fixed
+      s1_fixed(sample_1)
+      s2_fixed(sample_2)
+      s3_fixed(sample_3)
+    end
 
-      sa --> rc-1
-      sb -- fix --> rc-1
+    subgraph replenish
+      sa{{sample_a}}
+      sb{{sample_b}}
     end
+
+    source_1 ==> s1a_raw
+    source_2 ==> s1b_raw
+    source_3 ==> s1b_raw
+    source_4 ==> s2a_raw
+    source_5 ==> s2a_raw
+    source_6 ==> s2b_raw
+    source_7 ==> s3_raw
+
+    s1a_raw -- replenish --> s1_combine
+    s1b_raw --> s1_combine
+    s2a_raw -- replenish --> s2_combine
+    s2b_raw -- replenish --> s2_combine
+    s3_raw -- clean up --> s3_combine
+
+    s1_combine -- fix --> s1_fixed
+    s2_combine -- fix --> s2_fixed
+    s3_combine -- fix --> s3_fixed
+
+    s1_fixed --> sa
+    s2_fixed -- replenish --> sa
+    s2_fixed -. restore .-> sb
+    s3_fixed -- replenish --> sb
+  end
+
+  subgraph release
+    rc-1([RC-1])
+    rc-n([RC-2/3/...])
+    sa --> rc-1
+    sb -- fix --> rc-1
+    rc-1 ==> rc-n
+  end
+
 ```
 
 ## 数据来源
@@ -117,3 +120,5 @@
 + `RC-1` ：初始合并版本
 
 + `RC-2` ：修复部分屏蔽词与语法错误
+
++ `RC-3` ：修复部分繁体字错误