diff --git a/ec2/gateway/product/public1-1/socat-dbconnection-1a.service b/ec2/gateway/product/public1-1/socat-dbconnection-1a.service
new file mode 100644
index 00000000..551ac04d
--- /dev/null
+++ b/ec2/gateway/product/public1-1/socat-dbconnection-1a.service
@@ -0,0 +1,10 @@
+[Unit]
+Description = socat-dbconnection-1a
+
+[Service]
+ExecStart = /opt/socat-portforwarding-1a.sh
+Type = oneshot
+RemainAfterExit = yes
+
+[Install]
+WantedBy = default.target
\ No newline at end of file
diff --git a/ec2/gateway/product/public1-1/socat-portforwarding-1a.sh b/ec2/gateway/product/public1-1/socat-portforwarding-1a.sh
new file mode 100644
index 00000000..c257a075
--- /dev/null
+++ b/ec2/gateway/product/public1-1/socat-portforwarding-1a.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+socat tcp4-listen:40001,reuseaddr,fork TCP:mbj-newdwh2021-product-dbcluster-instance-1.chs11qsgoyix.ap-northeast-1.rds.amazonaws.com:3306 &
+socat tcp4-listen:50001,reuseaddr,fork TCP:mbj-newdwh2021-product-dbcluster.cluster-chs11qsgoyix.ap-northeast-1.rds.amazonaws.com:3306 &
\ No newline at end of file
diff --git a/ec2/gateway/product/public2-1/socat-dbconnection-1d.service b/ec2/gateway/product/public2-1/socat-dbconnection-1d.service
new file mode 100644
index 00000000..a7f9be7c
--- /dev/null
+++ b/ec2/gateway/product/public2-1/socat-dbconnection-1d.service
@@ -0,0 +1,10 @@
+[Unit]
+Description = socat-dbconnection-1d
+
+[Service]
+ExecStart = /opt/socat-portforwarding-1d.sh
+Type = oneshot
+RemainAfterExit = yes
+
+[Install]
+WantedBy = default.target
\ No newline at end of file
diff --git a/ec2/gateway/product/public2-1/socat-portforwarding-1d.sh b/ec2/gateway/product/public2-1/socat-portforwarding-1d.sh
new file mode 100644
index 00000000..0f1d2747
--- /dev/null
+++ b/ec2/gateway/product/public2-1/socat-portforwarding-1d.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+socat tcp4-listen:40001,reuseaddr,fork TCP:mbj-newdwh2021-product-dbcluster-instance-1-ap-northeast-1d.chs11qsgoyix.ap-northeast-1.rds.amazonaws.com:3306 &
+socat tcp4-listen:50001,reuseaddr,fork TCP:mbj-newdwh2021-product-dbcluster.cluster-chs11qsgoyix.ap-northeast-1.rds.amazonaws.com:3306 &
\ No newline at end of file