diff --git a/install.sh b/install.sh
index dc947a8..1c4f7cc 100755
--- a/install.sh
+++ b/install.sh
@@ -1,7 +1,42 @@
 #!/bin/bash
+# GOST 多实例管理脚本
+# 支持在同一台机器上运行多个 GOST 实例
+# 
+# 使用方法:
+#   交互式安装: ./install.sh
+#   命令行安装: ./install.sh -a "服务器地址" -s "密钥"
+#   
+# 参数说明:
+#   -a: 服务器地址
+#   -s: 密钥  
+#
 # 下载地址
 DOWNLOAD_URL="https://raw.githubusercontent.com/bqlpfy/forward-panel/refs/heads/main/go-gost/gost"
-INSTALL_DIR="/etc/gost"
+
+# 获取实例名称
+get_instance_name() {
+  if [[ -z "$INSTANCE_NAME" ]]; then
+    echo ""
+    echo "🏷️ 实例名称配置..."
+    read -p "请输入实例名称 (留空使用默认名称 'gost'): " INSTANCE_NAME
+    if [[ -z "$INSTANCE_NAME" ]]; then
+      INSTANCE_NAME="gost"
+    fi
+  fi
+  
+  # 设置动态变量
+  if [[ "$INSTANCE_NAME" == "gost" ]]; then
+    INSTALL_DIR="/etc/gost"
+    SERVICE_NAME="gost"
+  else
+    INSTALL_DIR="/etc/gost-${INSTANCE_NAME}"
+    SERVICE_NAME="gost-${INSTANCE_NAME}"
+  fi
+  
+  echo "✅ 实例名称: $INSTANCE_NAME"
+  echo "📁 安装目录: $INSTALL_DIR"
+  echo "🔧 服务名称: $SERVICE_NAME"
+}
 
 # 显示菜单
 show_menu() {
@@ -12,7 +47,72 @@ show_menu() {
   echo "1. 安装"
   echo "2. 更新"  
   echo "3. 卸载"
-  echo "4. 退出"
+  echo "4. 查看已有服务"
+  echo "5. 退出"
+  echo "==============================================="
+}
+
+# 查看已有服务
+list_services() {
+  echo "🔍 查看已有的 GOST 服务..."
+  echo ""
+  
+  # 检查是否支持systemctl
+  if ! command -v systemctl &> /dev/null; then
+    echo "❌ 此功能需要 systemd 支持（Linux 系统）"
+    echo "💡 当前系统不支持 systemctl 命令"
+    return 0
+  fi
+  
+  # 查找所有gost相关的服务
+  GOST_SERVICES=$(systemctl list-units --all --no-pager | grep -E "gost.*\.service" | awk '{print $1}' || true)
+  
+  if [[ -z "$GOST_SERVICES" ]]; then
+    echo "❌ 未找到任何 GOST 服务"
+    return 0
+  fi
+  
+  echo "📋 已安装的 GOST 服务："
+  echo "==============================================="
+  
+  for service in $GOST_SERVICES; do
+    # 提取实例名称
+    if [[ "$service" == "gost.service" ]]; then
+      instance_name="gost (默认)"
+      config_dir="/etc/gost"
+    else
+      instance_name=$(echo "$service" | sed 's/gost-//' | sed 's/\.service//')
+      config_dir="/etc/gost-${instance_name}"
+    fi
+    
+    # 获取服务状态
+    status=$(systemctl is-active "$service" 2>/dev/null || echo "unknown")
+    enabled=$(systemctl is-enabled "$service" 2>/dev/null || echo "unknown")
+    
+    # 显示服务信息
+    echo "🔧 服务名称: $service"
+    echo "🏷️ 实例名称: $instance_name"
+    echo "📁 配置目录: $config_dir"
+    echo "🟢 运行状态: $status"
+    echo "⚡ 开机启动: $enabled"
+    
+    # 显示配置信息（如果配置文件存在）
+    if [[ -f "$config_dir/config.json" ]]; then
+      server_addr=$(grep -o '"addr":[[:space:]]*"[^"]*"' "$config_dir/config.json" 2>/dev/null | cut -d'"' -f4 || echo "未知")
+      echo "🌐 服务器地址: $server_addr"
+    else
+      echo "🌐 服务器地址: 配置文件不存在"
+    fi
+    
+    echo "-----------------------------------------------"
+  done
+  
+  echo ""
+  echo "💡 服务管理命令："
+  echo "  查看状态: systemctl status <服务名>"
+  echo "  启动服务: systemctl start <服务名>"
+  echo "  停止服务: systemctl stop <服务名>"
+  echo "  查看日志: journalctl -u <服务名> -f"
   echo "==============================================="
 }
 
@@ -116,6 +216,7 @@ done
 # 安装功能
 install_gost() {
   echo "🚀 开始安装 GOST..."
+  get_instance_name
   get_config_params
   
   # 询问是否有加速下载地址
@@ -134,10 +235,10 @@ install_gost() {
   mkdir -p "$INSTALL_DIR"
 
   # 停止并禁用已有服务
-  if systemctl list-units --full -all | grep -Fq "gost.service"; then
-    echo "🔍 检测到已存在的gost服务"
-    systemctl stop gost 2>/dev/null && echo "🛑 停止服务"
-    systemctl disable gost 2>/dev/null && echo "🚫 禁用自启"
+  if systemctl list-units --full -all | grep -Fq "${SERVICE_NAME}.service"; then
+    echo "🔍 检测到已存在的${SERVICE_NAME}服务"
+    systemctl stop ${SERVICE_NAME} 2>/dev/null && echo "🛑 停止服务"
+    systemctl disable ${SERVICE_NAME} 2>/dev/null && echo "🚫 禁用自启"
   fi
 
   # 删除旧文件
@@ -181,10 +282,10 @@ EOF
   chmod 600 "$INSTALL_DIR"/*.json
 
   # 创建 systemd 服务
-  SERVICE_FILE="/etc/systemd/system/gost.service"
+  SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
   cat > "$SERVICE_FILE" <<EOF
 [Unit]
-Description=Gost Proxy Service
+Description=Gost Proxy Service ($INSTANCE_NAME)
 After=network.target
 
 [Service]
@@ -198,27 +299,28 @@ EOF
 
   # 启动服务
   systemctl daemon-reload
-  systemctl enable gost
-  systemctl start gost
+  systemctl enable ${SERVICE_NAME}
+  systemctl start ${SERVICE_NAME}
 
   # 检查状态
   echo "🔄 检查服务状态..."
-  if systemctl is-active --quiet gost; then
-    echo "✅ 安装完成，gost服务已启动并设置为开机启动。"
+  if systemctl is-active --quiet ${SERVICE_NAME}; then
+    echo "✅ 安装完成，${SERVICE_NAME}服务已启动并设置为开机启动。"
     echo "📁 配置目录: $INSTALL_DIR"
-    echo "🔧 服务状态: $(systemctl is-active gost)"
+    echo "🔧 服务状态: $(systemctl is-active ${SERVICE_NAME})"
   else
-    echo "❌ gost服务启动失败，请执行以下命令查看日志："
-    echo "journalctl -u gost -f"
+    echo "❌ ${SERVICE_NAME}服务启动失败，请执行以下命令查看日志："
+    echo "journalctl -u ${SERVICE_NAME} -f"
   fi
 }
 
 # 更新功能
 update_gost() {
   echo "🔄 开始更新 GOST..."
+  get_instance_name
   
   if [[ ! -d "$INSTALL_DIR" ]]; then
-    echo "❌ GOST 未安装，请先选择安装。"
+    echo "❌ GOST 实例 '$INSTANCE_NAME' 未安装，请先选择安装。"
     return 1
   fi
   
@@ -244,9 +346,9 @@ update_gost() {
   fi
 
   # 停止服务
-  if systemctl list-units --full -all | grep -Fq "gost.service"; then
-    echo "🛑 停止 gost 服务..."
-    systemctl stop gost
+  if systemctl list-units --full -all | grep -Fq "${SERVICE_NAME}.service"; then
+    echo "🛑 停止 ${SERVICE_NAME} 服务..."
+    systemctl stop ${SERVICE_NAME}
   fi
 
   # 替换文件
@@ -258,7 +360,7 @@ update_gost() {
 
   # 重启服务
   echo "🔄 重启服务..."
-  systemctl start gost
+  systemctl start ${SERVICE_NAME}
   
   echo "✅ 更新完成，服务已重新启动。"
 }
@@ -266,23 +368,24 @@ update_gost() {
 # 卸载功能
 uninstall_gost() {
   echo "🗑️ 开始卸载 GOST..."
+  get_instance_name
   
-  read -p "确认卸载 GOST 吗？此操作将删除所有相关文件 (y/N): " confirm
+  read -p "确认卸载 GOST 实例 '$INSTANCE_NAME' 吗？此操作将删除所有相关文件 (y/N): " confirm
   if [[ "$confirm" != "y" && "$confirm" != "Y" ]]; then
     echo "❌ 取消卸载"
     return 0
   fi
 
   # 停止并禁用服务
-  if systemctl list-units --full -all | grep -Fq "gost.service"; then
+  if systemctl list-units --full -all | grep -Fq "${SERVICE_NAME}.service"; then
     echo "🛑 停止并禁用服务..."
-    systemctl stop gost 2>/dev/null
-    systemctl disable gost 2>/dev/null
+    systemctl stop ${SERVICE_NAME} 2>/dev/null
+    systemctl disable ${SERVICE_NAME} 2>/dev/null
   fi
 
   # 删除服务文件
-  if [[ -f "/etc/systemd/system/gost.service" ]]; then
-    rm -f "/etc/systemd/system/gost.service"
+  if [[ -f "/etc/systemd/system/${SERVICE_NAME}.service" ]]; then
+    rm -f "/etc/systemd/system/${SERVICE_NAME}.service"
     echo "🧹 删除服务文件"
   fi
 
@@ -309,7 +412,7 @@ main() {
   # 显示交互式菜单
   while true; do
     show_menu
-    read -p "请输入选项 (1-4): " choice
+    read -p "请输入选项 (1-5): " choice
     
     case $choice in
       1)
@@ -325,11 +428,15 @@ main() {
         break
         ;;
       4)
+        list_services
+        break
+        ;;
+      5)
         echo "👋 退出脚本"
         exit 0
         ;;
       *)
-        echo "❌ 无效选项，请输入 1-4"
+        echo "❌ 无效选项，请输入 1-5"
         echo ""
         ;;
     esac