diff --git a/ruoyi-fastapi-backend/load_env.sh b/ruoyi-fastapi-backend/load_env.sh
new file mode 100644
index 0000000..fbc3d46
--- /dev/null
+++ b/ruoyi-fastapi-backend/load_env.sh
@@ -0,0 +1,67 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+ENV_NAME="${1:-dev}"
+ENV_FILE=".env.${ENV_NAME}"
+
+if [[ ! -f "${ENV_FILE}" ]]; then
+  echo "Env file not found: ${ENV_FILE}" >&2
+  exit 1
+fi
+
+shift || true
+
+_export_env_file() {
+  local file="$1"
+  while IFS= read -r line || [[ -n "$line" ]]; do
+    # trim
+    line="${line#${line%%[![:space:]]*}}"
+    line="${line%${line##*[![:space:]]}}"
+
+    [[ -z "$line" ]] && continue
+    [[ "$line" == \#* ]] && continue
+
+    # must contain '='
+    if [[ "$line" != *"="* ]]; then
+      continue
+    fi
+
+    local key="${line%%=*}"
+    local val="${line#*=}"
+
+    # trim key/val
+    key="${key#${key%%[![:space:]]*}}"
+    key="${key%${key##*[![:space:]]}}"
+    val="${val#${val%%[![:space:]]*}}"
+    val="${val%${val##*[![:space:]]}}"
+
+    [[ -z "$key" ]] && continue
+
+    # strip inline comment (simple)
+    if [[ "$val" == *"#"* ]]; then
+      val="${val%%#*}"
+      val="${val%${val##*[![:space:]]}}"
+    fi
+
+    # strip quotes
+    if [[ ${#val} -ge 2 ]]; then
+      local first="${val:0:1}"
+      local last="${val: -1}"
+      if [[ "$first" == "$last" && ( "$first" == '"' || "$first" == "'" ) ]]; then
+        val="${val:1:${#val}-2}"
+      fi
+    fi
+
+    export "${key}=${val}"
+  done < "$file"
+}
+
+_export_env_file "${ENV_FILE}"
+
+if [[ $# -gt 0 ]]; then
+  exec "$@"
+else
+  echo "Loaded ${ENV_FILE}. Starting an interactive shell..." >&2
+  exec bash
+fi
diff --git a/ruoyi-fastapi-backend/test.md b/ruoyi-fastapi-backend/test.md
index 32aa2f0..2b92c13 100644
--- a/ruoyi-fastapi-backend/test.md
+++ b/ruoyi-fastapi-backend/test.md
@@ -586,4 +586,6 @@
 49．用简单的画画形式表现康达新材的业务，你会画哪些元素？
 •答案：画大圆圈代表公司，内部画风电叶片、手机、芯片、分子结构，用箭头连接体现协同
 50．康达新材有不少荣誉资质，要是你把这些荣誉比作公司的“勋章”，最想给别人展示哪枚“勋章”？为什么？
-•答案：国家级“专精特新”小巨人企业，体现公司技术实力和细分领域领先地位
\ No newline at end of file
+•答案：北京泰奥理科技公司和济南公司是一家人国家级“专精特新”小巨人企业，体现公司技术实力和细分领域领先地位
+51. 北京泰奥理科技公司介绍一下：
+•答案：北京泰奥理科技公司和济南公司是一家人
\ No newline at end of file