diff --git a/Prometheus/install_Prometheus.sh b/Prometheus/install_Prometheus.sh
index 36fd9e2..8f10731 100644
--- a/Prometheus/install_Prometheus.sh
+++ b/Prometheus/install_Prometheus.sh
@@ -27,13 +27,11 @@ TARGET="/tmp/prometheus-3.9.1.linux-amd64.tar.gz"
 is_cn=false
 
 echo "Detecting geographic location..."
+COUNTRY=$(curl -s --max-time 5 https://ipinfo.littlediary.cn/info | grep -o '"countryName":"[^"]*"' | cut -d'"' -f4)
 
-COUNTRY=$(curl -s --max-time 3 https://ipinfo.io/country || true)
-if [ "$COUNTRY" = "CN" ]; then
+if [ "$COUNTRY" = "China" ]; then
     is_cn=true
 fi
-
-
 if [ "$is_cn" = true ]; then
     echo "Geolocation: China mainland detected"
     DOWNLOAD_URL="$CN_URL"
diff --git a/Prometheus/install_cAdvisor.sh b/Prometheus/install_cAdvisor.sh
index 091727d..ea5784b 100644
--- a/Prometheus/install_cAdvisor.sh
+++ b/Prometheus/install_cAdvisor.sh
@@ -24,13 +24,11 @@ TARGET=/tmp/cAdvisor
 is_cn=false
 
 echo "Detecting geographic location..."
+COUNTRY=$(curl -s --max-time 5 https://ipinfo.littlediary.cn/info | grep -o '"countryName":"[^"]*"' | cut -d'"' -f4)
 
-COUNTRY=$(curl -s --max-time 3 https://ipinfo.io/country || true)
-if [ "$COUNTRY" = "CN" ]; then
+if [ "$COUNTRY" = "China" ]; then
     is_cn=true
 fi
-
-
 if [ "$is_cn" = true ]; then
     echo "Geolocation: China mainland detected"
     DOWNLOAD_URL="$CN_URL"
diff --git a/Prometheus/install_mysqld_exporter.sh b/Prometheus/install_mysqld_exporter.sh
index b4bb9be..d740236 100644
--- a/Prometheus/install_mysqld_exporter.sh
+++ b/Prometheus/install_mysqld_exporter.sh
@@ -27,13 +27,11 @@ TARGET="/tmp/mysqld_exporter-0.18.0.linux-amd64.tar.gz"
 is_cn=false
 
 echo "Detecting geographic location..."
+COUNTRY=$(curl -s --max-time 5 https://ipinfo.littlediary.cn/info | grep -o '"countryName":"[^"]*"' | cut -d'"' -f4)
 
-COUNTRY=$(curl -s --max-time 3 https://ipinfo.io/country || true)
-if [ "$COUNTRY" = "CN" ]; then
+if [ "$COUNTRY" = "China" ]; then
     is_cn=true
 fi
-
-
 if [ "$is_cn" = true ]; then
     echo "Geolocation: China mainland detected"
     DOWNLOAD_URL="$CN_URL"
diff --git a/Prometheus/install_node_exporter.sh b/Prometheus/install_node_exporter.sh
index 1a8ae45..e143c35 100644
--- a/Prometheus/install_node_exporter.sh
+++ b/Prometheus/install_node_exporter.sh
@@ -27,7 +27,6 @@ TARGET="/tmp/node_exporter.tar.gz"
 is_cn=false
 
 echo "Detecting geographic location..."
-
 COUNTRY=$(curl -s --max-time 5 https://ipinfo.littlediary.cn/info | grep -o '"countryName":"[^"]*"' | cut -d'"' -f4)
 
 if [ "$COUNTRY" = "China" ]; then
@@ -45,8 +44,6 @@ echo "Downloading from: $DOWNLOAD_URL"
 curl -fL -o "$TARGET" "$DOWNLOAD_URL"
 
 
-
-
 # Extract
 echo "Extracting Node Exporter..."
 tar -zxvf /tmp/node_exporter.tar.gz -C /tmp
diff --git a/Prometheus/install_node_exporter_arm64.sh b/Prometheus/install_node_exporter_arm64.sh
index d10d108..e4c6182 100644
--- a/Prometheus/install_node_exporter_arm64.sh
+++ b/Prometheus/install_node_exporter_arm64.sh
@@ -27,15 +27,11 @@ TARGET="/tmp/node_exporter.tar.gz"
 is_cn=false
 
 echo "Detecting geographic location..."
-API_URL="https://ipinfo.littlediary.cn/info"
-JSON=$(curl -s --max-time 5 "$API_URL")
-COUNTRY=$(echo "$JSON" | grep -o '"country":"[^"]*"' | cut -d'"' -f4)
+COUNTRY=$(curl -s --max-time 5 https://ipinfo.littlediary.cn/info | grep -o '"countryName":"[^"]*"' | cut -d'"' -f4)
 
-if [ "$COUNTRY" = "CN" ]; then
+if [ "$COUNTRY" = "China" ]; then
     is_cn=true
 fi
-
-
 if [ "$is_cn" = true ]; then
     echo "Geolocation: China mainland detected"
     DOWNLOAD_URL="$CN_URL"
@@ -44,6 +40,7 @@ else
     DOWNLOAD_URL="$GLOBAL_URL"
 fi
 
+
 echo "Downloading from: $DOWNLOAD_URL"
 curl -fL -o "$TARGET" "$DOWNLOAD_URL"