diff --git a/lib/SVG/Graph/Graph.rb b/lib/SVG/Graph/Graph.rb
index 497bb7c..3a70013 100644
--- a/lib/SVG/Graph/Graph.rb
+++ b/lib/SVG/Graph/Graph.rb
@@ -892,14 +892,14 @@ module SVG
   text-anchor: middle;
   fill: #000000;
   font-size: #{title_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 .subTitle{
   text-anchor: middle;
   fill: #999999;
   font-size: #{subtitle_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -918,7 +918,7 @@ module SVG
   text-anchor: middle;
   fill: #000000;
   font-size: #{x_label_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -926,7 +926,7 @@ module SVG
   text-anchor: end;
   fill: #000000;
   font-size: #{y_label_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -934,7 +934,7 @@ module SVG
   text-anchor: middle;
   fill: #ff0000;
   font-size: #{x_title_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -942,7 +942,7 @@ module SVG
   fill: #ff0000;
   text-anchor: middle;
   font-size: #{y_title_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -950,7 +950,7 @@ module SVG
   fill: #000000;
   text-anchor:middle;
   font-size: 10px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 
@@ -966,7 +966,7 @@ module SVG
   fill: #000000;
   text-anchor:start;
   font-size: #{key_font_size}px;
-  font-family: "Arial", sans-serif;
+  font-family: "SimSun", "Arial", sans-serif;
   font-weight: normal;
 }
 /* End copy for external style sheet */