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diff --git a/gmt-china-logo-square.png b/gmt-china-logo-square.png
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diff --git a/mklogo.sh b/mklogo.sh
index ecbf05b..5992256 100755
--- a/mklogo.sh
+++ b/mklogo.sh
@@ -3,17 +3,17 @@
 # GMT 中文社区 logo
 #
 gmt begin gmt-china-logo pdf,jpg,PNG,eps
-	gmt coast -Rd -JI110/10c -Dc -A10000 -G230/230/230 -S160/175/217
-	gmt coast -ECN+g204/204/204 -EHK+g204/204/204 -ETW+g204/204/204 -EMO+g204/204/204
-	echo 110 -20 GMT/China | gmt text -F+f35p,19,0/0/100
+    gmt coast -Rd -JI110/10c -Dc -A10000 -G230/230/230 -S160/175/217
+    gmt plot CN-border-L1.gmt -Gred
+    echo 110 -20 GMT/China | gmt text -F+f35p,19,0/0/100
 gmt end
 
 # 方形版本的 logo
 gmt begin gmt-china-logo-square PNG A+n
-	gmt set PS_MEDIA 10cx10c
-	gmt coast -Rd -JI110/10c -Dc -A10000 -G230/230/230 -S160/175/217 -Xc -Yc
-	gmt coast -ECN+g204/204/204 -EHK+g204/204/204 -ETW+g204/204/204 -EMO+g204/204/204
-	echo 110 -20 GMT/China | gmt text -F+f35p,19,0/0/100
+    gmt set PS_MEDIA 10cx10c
+    gmt coast -Rd -JI110/10c -Dc -A10000 -G230/230/230 -S160/175/217 -Xc -Yc
+    gmt plot CN-border-L1.gmt -Gred
+    echo 110 -20 GMT/China | gmt text -F+f35p,19,0/0/100
 gmt end
 
 # 将 GMT logo 与 GMT 中文社区 logo 放一起