diff --git a/tools/finalization/finalize-sdk-rel.sh b/tools/finalization/finalize-sdk-rel.sh
new file mode 100755
index 0000000..203d742
--- /dev/null
+++ b/tools/finalization/finalize-sdk-rel.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+set -ex
+
+function finalize_sdk_rel() {
+    local top="$(dirname "$0")"/../../../..
+    source $top/build/make/tools/finalization/environment.sh
+
+    # default target to modify tree and build SDK
+    local m="$top/build/soong/soong_ui.bash --make-mode TARGET_PRODUCT=aosp_arm64 TARGET_BUILD_VARIANT=userdebug"
+
+    # adb keys
+    $m adb
+    LOGNAME=android-eng HOSTNAME=google.com "$top/out/host/linux-x86/bin/adb" keygen "$top/vendor/google/security/adb/${FINA_PLATFORM_VERSION}.adb_key"
+
+    # build/make/core/version_defaults.mk
+    sed -i -e "s/PLATFORM_VERSION_CODENAME.${BUILD_PREFIX} := .*/PLATFORM_VERSION_CODENAME.${BUILD_PREFIX} := REL/g" "$top/build/make/core/version_defaults.mk"
+
+    # cts
+    echo "$FINA_PLATFORM_VERSION" > "$top/cts/tests/tests/os/assets/platform_versions.txt"
+    git -C "$top/cts" mv hostsidetests/theme/assets/${FINA_PLATFORM_CODENAME} hostsidetests/theme/assets/${FINA_PLATFORM_SDK_VERSION}
+
+    # system/sepolicy
+    mkdir -p "$top/system/sepolicy/prebuilts/api/${FINA_PLATFORM_SDK_VERSION}.0/"
+    cp -r "$top/system/sepolicy/public/" "$top/system/sepolicy/prebuilts/api/${FINA_PLATFORM_SDK_VERSION}.0/"
+    cp -r "$top/system/sepolicy/private/" "$top/system/sepolicy/prebuilts/api/${FINA_PLATFORM_SDK_VERSION}.0/"
+
+    # prebuilts/abi-dumps/ndk
+    mv "$top/prebuilts/abi-dumps/ndk/current" "$top/prebuilts/abi-dumps/ndk/$FINA_PLATFORM_SDK_VERSION"
+
+    # prebuilts/abi-dumps/vndk
+    mv "$top/prebuilts/abi-dumps/vndk/$FINA_PLATFORM_CODENAME" "$top/prebuilts/abi-dumps/vndk/$FINA_PLATFORM_SDK_VERSION"
+
+    # prebuilts/abi-dumps/platform
+    mv "$top/prebuilts/abi-dumps/platform/current" "$top/prebuilts/abi-dumps/platform/$FINA_PLATFORM_SDK_VERSION"
+}
+
+finalize_sdk_rel
+