diff --git a/bin/pull-dev.sh b/bin/pull-dev.sh
new file mode 100644
index 0000000000000000000000000000000000000000..93437a734c44ac9eab200bce3623aaac01903da3
--- /dev/null
+++ b/bin/pull-dev.sh
@@ -0,0 +1 @@
+git pull origin dev && git pull github dev && git pull cc dev
diff --git a/bin/push-dev.sh b/bin/push-dev.sh
new file mode 100644
index 0000000000000000000000000000000000000000..f6284d9125ccddd326ae8098d920de8f53dae8a5
--- /dev/null
+++ b/bin/push-dev.sh
@@ -0,0 +1 @@
+git push origin dev && git push github dev && git push cc dev
diff --git a/bin/push.sh b/bin/push.sh
new file mode 100644
index 0000000000000000000000000000000000000000..e6239fe3e69fd445b8c08d33b40fc2fbe0101521
--- /dev/null
+++ b/bin/push.sh
@@ -0,0 +1 @@
+git push origin master && git push github master && git push cc master
diff --git a/ja.sh b/ja.sh
index 46b92b2b75e5aa8bf4d8731de93eac737030143e..a6653d9b268fece32ddeb3fbfbc2a33b8ff8a795 100644
--- a/ja.sh
+++ b/ja.sh
@@ -15,6 +15,9 @@ case "$1" in
   'updv')
     bin/updVersion.sh $2
 	;;
+  'ppd')
+    bin/pull-dev.sh
+	;;
   'pd')
     bin/push-dev.sh
 	;;