diff --git a/vpc-subnets/state.tf b/vpc-subnets/state.tf
new file mode 100644
index 0000000..d482c18
--- /dev/null
+++ b/vpc-subnets/state.tf
@@ -0,0 +1,9 @@
+terraform {
+  backend "s3" {
+    encrypt = true
+    bucket = "tfstate-sandbox-hkex-5727"
+    dynamodb_table = "tflock-sandbox-HKEX-5727"
+    key    = "network/terraform.tfstate"
+    region = "ap-southeast-1"
+  }
+}