diff --git a/backend/scripts/init-hot-wallet.sh b/backend/scripts/init-hot-wallet.sh
index fe4cdc9f..ff553798 100644
--- a/backend/scripts/init-hot-wallet.sh
+++ b/backend/scripts/init-hot-wallet.sh
@@ -386,30 +386,25 @@ derive_address() {
 
   ADDRESS=""
 
-  # 检查 node 是否可用
-  if ! command -v node &> /dev/null; then
-    log_error "Node.js 未安装，无法计算地址"
-    echo "公钥 (hex): $PUBLIC_KEY"
-    return
-  fi
+  # 方法 1: 使用 Docker 容器里的 node (blockchain-service 容器有 ethers)
+  log_debug "尝试使用 Docker 容器计算地址"
+  ADDRESS=$(docker exec blockchain-service node -e "
+    const { computeAddress } = require('ethers');
+    console.log(computeAddress('0x$PUBLIC_KEY'));
+  " 2>/dev/null)
 
-  # 获取脚本所在目录，进入 blockchain-service 目录执行（那里有 ethers）
-  local script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-  local service_dir="$script_dir/../services/blockchain-service"
+  # 方法 2: 使用本地 node + blockchain-service 目录的 ethers
+  if [ -z "$ADDRESS" ] && command -v node &> /dev/null; then
+    local script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+    local service_dir="$script_dir/../services/blockchain-service"
 
-  if [ -d "$service_dir/node_modules/ethers" ]; then
-    log_debug "使用 blockchain-service 目录的 ethers"
-    ADDRESS=$(cd "$service_dir" && node -e "
-      const { computeAddress } = require('ethers');
-      console.log(computeAddress('0x$PUBLIC_KEY'));
-    " 2>/dev/null)
-  else
-    # 尝试直接执行
-    log_debug "尝试直接使用 node + ethers"
-    ADDRESS=$(node -e "
-      const { computeAddress } = require('ethers');
-      console.log(computeAddress('0x$PUBLIC_KEY'));
-    " 2>/dev/null)
+    if [ -d "$service_dir/node_modules/ethers" ]; then
+      log_debug "使用本地 blockchain-service 目录的 ethers"
+      ADDRESS=$(cd "$service_dir" && node -e "
+        const { computeAddress } = require('ethers');
+        console.log(computeAddress('0x$PUBLIC_KEY'));
+      " 2>/dev/null)
+    fi
   fi
 
   if [ -n "$ADDRESS" ]; then