diff --git a/overlay/packages/apps/CarrierConfig/res/xml/vendor_oppo.xml b/overlay/packages/apps/CarrierConfig/res/xml/vendor_oppo.xml
new file mode 100644
index 0000000..2c8fbe0
--- /dev/null
+++ b/overlay/packages/apps/CarrierConfig/res/xml/vendor_oppo.xml
@@ -0,0 +1,321 @@
+<?xml version="1.0" encoding="utf-8"?>
+<carrier_config_list>
+    <carrier_config operator="ALL">
+        <boolean name="carrier_volte_available_bool" value="false" />
+        <boolean name="carrier_vt_available_bool" value="false" />
+        <boolean name="carrier_wfc_ims_available_bool" value="false" />
+    </carrier_config>
+    <carrier_config operator="JIO">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="false" />
+        <boolean name="support_video_conference_call_bool" value="true" />
+        <boolean name="oppo_support_video_cf_bool" value="true" />
+        <boolean name="config_oppo_support_viwifi_bool" value="false" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="false" />
+        <boolean name="config_oppo_hide_3g_2g" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <boolean name="carrier_name_override_bool" value="false" />
+        <string-array name="mccmnc" num="22">
+            <item value="405840" />
+            <item value="405854" />
+            <item value="405855" />
+            <item value="405856" />
+            <item value="405857" />
+            <item value="405858" />
+            <item value="405859" />
+            <item value="405860" />
+            <item value="405861" />
+            <item value="405862" />
+            <item value="405863" />
+            <item value="405864" />
+            <item value="405865" />
+            <item value="405866" />
+            <item value="405867" />
+            <item value="405868" />
+            <item value="405869" />
+            <item value="405870" />
+            <item value="405871" />
+            <item value="405872" />
+            <item value="405873" />
+            <item value="405874" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="IDEA">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="default_enhanced_4g_mode_enabled_bool" value="false" />
+        <int name="oppo.operator.ringtone" value="1" />
+        <boolean name="oppo_ussd_over_ims" value="true" />
+        <boolean name="config_disable_clir_over_ut" value="true" />
+        <string-array name="mccmnc" num="28">
+            <item value="40404" />
+            <item value="40407" />
+            <item value="40412" />
+            <item value="40414" />
+            <item value="40419" />
+            <item value="40422" />
+            <item value="40424" />
+            <item value="40444" />
+            <item value="40456" />
+            <item value="40478" />
+            <item value="40482" />
+            <item value="40487" />
+            <item value="40489" />
+            <item value="40570" />
+            <item value="405799" />
+            <item value="405845" />
+            <item value="405846" />
+            <item value="405847" />
+            <item value="405848" />
+            <item value="405849" />
+            <item value="405850" />
+            <item value="405851" />
+            <item value="405852" />
+            <item value="405853" />
+            <item value="405908" />
+            <item value="405909" />
+            <item value="405910" />
+            <item value="405911" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="AIRTEL">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <int name="oppo.operator.ringtone" value="1" />
+        <boolean name="support_video_conference_call_bool" value="true" />
+        <string-array name="mccmnc" num="23">
+            <item value="40402" />
+            <item value="40403" />
+            <item value="40410" />
+            <item value="40416" />
+            <item value="40431" />
+            <item value="40440" />
+            <item value="40445" />
+            <item value="40449" />
+            <item value="40470" />
+            <item value="40490" />
+            <item value="40492" />
+            <item value="40493" />
+            <item value="40494" />
+            <item value="40495" />
+            <item value="40496" />
+            <item value="40497" />
+            <item value="40498" />
+            <item value="40551" />
+            <item value="40552" />
+            <item value="40553" />
+            <item value="40554" />
+            <item value="40555" />
+            <item value="40556" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="VDF">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <int name="oppo.operator.ringtone" value="1" />
+        <string-array name="mccmnc" num="23">
+            <item value="40401" />
+            <item value="40405" />
+            <item value="40411" />
+            <item value="40413" />
+            <item value="40415" />
+            <item value="40420" />
+            <item value="40427" />
+            <item value="40430" />
+            <item value="40443" />
+            <item value="40446" />
+            <item value="40460" />
+            <item value="40484" />
+            <item value="40486" />
+            <item value="40488" />
+            <item value="40566" />
+            <item value="40567" />
+            <item value="405750" />
+            <item value="405751" />
+            <item value="405752" />
+            <item value="405753" />
+            <item value="405754" />
+            <item value="405755" />
+            <item value="405756" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="SMARTFREN">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="false" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="51009" />
+            <item value="51028" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="AIS">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_support_viwifi_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="52001" />
+            <item value="52003" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="DTAC">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_support_viwifi_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="52005" />
+            <item value="52018" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="TRUE">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_support_viwifi_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="52000" />
+            <item value="52004" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="DIGI">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="50216" />
+            <item value="50210" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="YES">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_hide_3g_2g" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <boolean name="oppo_use_local_holdtone_for_volte_call" value="true" />
+        <int name="oppo_local_holdtone_type" value="2" />
+        <string-array name="mccmnc" num="1">
+            <item value="502152" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="WEBE">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="502153" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="FET">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <boolean name="config_oppo_wifi_eap_sim_bool" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <string-array name="mccmnc" num="2">
+            <item value="46601" />
+            <item value="46602" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="APTG">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <string-array name="gsm_nonroaming_networks_string_array" num="1">
+            <item value="46697" />
+        </string-array>
+        <string-array name="mccmnc" num="1">
+            <item value="46605" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="TWM">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="46697" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="CHT">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <int name="oppo.operator.ringtone" value="2" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="46692" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="TST">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <boolean name="config_oppo_lte_preferred_for_second_slot" value="true" />
+        <boolean name="config_oppo_dual_lte_available_bool" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="46689" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="SINGTEL">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <int name="oppo.operator.ringtone" value="1" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="52501" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="STARHUB">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="52505" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="M1">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="52503" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="TPG">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+        <boolean name="config_oppo_sms_ims_support_bool" value="true" />
+        <boolean name="config_oppo_hide_3g_2g" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="52510" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="ETISATAT">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_vt_available_bool" value="false" />
+        <boolean name="carrier_wfc_ims_available_bool" value="false" />
+        <string-array name="mccmnc" num="2">
+            <item value="42402" />
+            <item value="42401" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="TEST SIM">
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="00101" />
+        </string-array>
+    </carrier_config>
+    <carrier_config operator="3 UK">
+        <boolean name="config_oppo_hide_2g_only" value="true" />
+        <string-array name="mccmnc" num="1">
+            <item value="23420" />
+        </string-array>
+    </carrier_config>
+</carrier_config_list>