diff --git a/apex/Android.bp b/apex/Android.bp
new file mode 100644
index 0000000..4985f40
--- /dev/null
+++ b/apex/Android.bp
@@ -0,0 +1,28 @@
+apex {
+    name: "com.android.telephony",
+
+    manifest: "apex_manifest.json",
+
+    // optional. if unspecified, a default one is auto-generated
+    androidManifest: "AndroidManifest.xml",
+
+    //java_libs: ["telephony-common", "ims-common", "voip-common"],
+    //apps: ["TeleService", "StkLib", "ONSLib"],
+    apps: ["StkLib"],
+
+    key: "com.android.telephony.key",
+    certificate: ":com.android.telephony.certificate",
+}
+
+apex_key {
+    name: "com.android.telephony.key",
+    public_key: "com.android.telephony.avbpubkey",
+    private_key: "com.android.telephony.pem",
+}
+
+android_app_certificate {
+    name: "com.android.telephony.certificate",
+    // This will use com.android.telephony.x509.pem (the cert) and
+    // com.android.telephony.pk8 (the private key)
+    certificate: "com.android.telephony",
+}
\ No newline at end of file
diff --git a/apex/AndroidManifest.xml b/apex/AndroidManifest.xml
new file mode 100644
index 0000000..a32ab33
--- /dev/null
+++ b/apex/AndroidManifest.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.android.telephony">
+    <!-- APEX does not have classes.dex -->
+    <application android:hasCode="false" />
+    <!-- Setting maxSdk to lock the module to R. minSdk is auto-set by build system -->
+    <uses-sdk
+        android:maxSdkVersion="30"
+        android:targetSdkVersion="30"
+    />
+</manifest>
\ No newline at end of file
diff --git a/apex/apex_manifest.json b/apex/apex_manifest.json
new file mode 100644
index 0000000..493d6fd
--- /dev/null
+++ b/apex/apex_manifest.json
@@ -0,0 +1,4 @@
+{
+  "name": "com.android.telephony",
+  "version": 1
+}
\ No newline at end of file
diff --git a/apex/com.android.telephony.avbpubkey b/apex/com.android.telephony.avbpubkey
new file mode 100644
index 0000000..cba14427
--- /dev/null
+++ b/apex/com.android.telephony.avbpubkey
Binary files differ
diff --git a/apex/com.android.telephony.pem b/apex/com.android.telephony.pem
new file mode 100644
index 0000000..19d8c05
--- /dev/null
+++ b/apex/com.android.telephony.pem
@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----
diff --git a/apex/com.android.telephony.pk8 b/apex/com.android.telephony.pk8
new file mode 100644
index 0000000..b15a884
--- /dev/null
+++ b/apex/com.android.telephony.pk8
Binary files differ
diff --git a/apex/com.android.telephony.x509.pem b/apex/com.android.telephony.x509.pem
new file mode 100644
index 0000000..8b45823
--- /dev/null
+++ b/apex/com.android.telephony.x509.pem
@@ -0,0 +1,35 @@
+-----BEGIN CERTIFICATE-----
+MIIGKTCCBBGgAwIBAgIUCmopA1YmjspwjjHHjmtsDPqxBxgwDQYJKoZIhvcNAQEL
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+-----END CERTIFICATE-----