diff --git a/uwb/init.uwb.calib.xtal.sh b/uwb/init.uwb.calib.xtal.sh
new file mode 100644
index 0000000000000000000000000000000000000000..efdfd6b0aa023217f677cf6dfdaa4042352f0f59
--- /dev/null
+++ b/uwb/init.uwb.calib.xtal.sh
@@ -0,0 +1,25 @@
+#!/vendor/bin/sh
+# only use xtal_trim from factory calibration
+if [ -z "$2" ]
+then
+    echo "usage is $0 input-calibration output_calibration"
+    exit 0
+fi
+OUTPUT_CALIB="$2"
+if [ ! -f "$OUTPUT_CALIB" ]; then
+    touch $OUTPUT_CALIB
+    chmod 0644 $OUTPUT_CALIB
+    file="$1"
+    while IFS=, read -r f1 f2
+    do
+        case $f1 in
+            "UWB_cal_tx_xtal_reg_final_value")
+                if [ $((0x$f2)) -gt 63 ]; then
+                    f2=63
+                fi
+                echo 'xtal_trim=0x'$f2 >> $OUTPUT_CALIB
+                ;;
+        esac
+    done <"$file"
+    exit 0
+fi
diff --git a/uwb/uwb_calibration.mk b/uwb/uwb_calibration.mk
index 29ac73e3093b7956873a5589ccdd8fe852dd5acd..bb99b48103f8ad1608661d5d88553b30c65036c2 100644
--- a/uwb/uwb_calibration.mk
+++ b/uwb/uwb_calibration.mk
@@ -22,6 +22,7 @@ PRODUCT_COPY_FILES += \
     $(LOCAL_UWB_CAL_DIR)/UWB-calibration.conf:$(TARGET_COPY_OUT_VENDOR)/etc/uwb/UWB-calibration.conf \
     $(LOCAL_UWB_CAL_DIR)/UWB-calibration.conf:$(TARGET_COPY_OUT_VENDOR)/etc/uwb/UWB-calibration-unknown.conf \
     $(LOCAL_UWB_CAL_DIR)/UWB-calibration.conf:$(TARGET_COPY_OUT_VENDOR)/etc/uwb/UWB-calibration-default.conf \
+    $(LOCAL_UWB_CAL_DIR)/init.uwb.calib.xtal.sh:$(TARGET_COPY_OUT_VENDOR)/bin/init.uwb.calib.sh \
 
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/android.hardware.uwb.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.hardware.uwb.xml