diff --git a/.gitignore b/.gitignore
index 4c9265c..6661c48 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,10 @@ __pycache__/
 # Node 依赖与 Office 锁文件不入库
 output/node_modules/
 ~$*
+
+# 本地导出产物与测试缓存
+output/excel_reports/
+.pytest_cache/
+
+# 运政网批量查询工作数据（截图与结果约 1.1G，不入库）
+xst/
diff --git a/output/xmind_reports/安徽运八需求.xmind b/output/xmind_reports/安徽运八需求.xmind
index a0ff630..809009e 100644
Binary files a/output/xmind_reports/安徽运八需求.xmind and b/output/xmind_reports/安徽运八需求.xmind differ
diff --git a/output/xmind_reports/物流公司管理需求.xmind b/output/xmind_reports/物流公司管理需求.xmind
new file mode 100644
index 0000000..270ee64
Binary files /dev/null and b/output/xmind_reports/物流公司管理需求.xmind differ
diff --git a/output/xmind_reports/运单资料文件包下载需求.xmind b/output/xmind_reports/运单资料文件包下载需求.xmind
index 72f2989..b3b9c14 100644
Binary files a/output/xmind_reports/运单资料文件包下载需求.xmind and b/output/xmind_reports/运单资料文件包下载需求.xmind differ
diff --git a/scripts/export_XMind.py b/scripts/export_XMind.py
index f38d323..cbf424e 100644
--- a/scripts/export_XMind.py
+++ b/scripts/export_XMind.py
@@ -26,6 +26,22 @@ MANIFEST_NS = "urn:xmind:xmap:xmlns:manifest:1.0"
 
 SEPARATOR_RE = re.compile(r"^\|\s*:?-{3,}:?\s*(\|\s*:?-{3,}:?\s*)+\|?$")
 
+# XMind 最外层根主题：系统名称（默认取项目画像，取不到则用默认值）
+DEFAULT_SYSTEM_NAME = "运八网络货运平台"
+PROJECT_PROFILE = REPO_ROOT / "knowledge_base" / "00_project" / "project_profile.md"
+
+
+def resolve_system_name() -> str:
+    """解析系统名称：优先取项目画像的「项目名称」，失败则回退默认值。"""
+    try:
+        text = PROJECT_PROFILE.read_text(encoding="utf-8")
+    except OSError:
+        return DEFAULT_SYSTEM_NAME
+    match = re.search(r"项目名称\*{0,2}[：:]\s*([^（(\n]+)", text)
+    if not match:
+        return DEFAULT_SYSTEM_NAME
+    return match.group(1).strip() or DEFAULT_SYSTEM_NAME
+
 
 def _new_id():
     return str(uuid.uuid4())
@@ -99,7 +115,8 @@ def normalize_text(value: str) -> str:
     return re.sub(r"<br\s*/?>", "\n", value or "").replace("\\n", "\n").strip()
 
 
-def build_xmind_content(headers: list[str], rows: list[list[str]], topic_name: str) -> bytes:
+def build_xmind_content(headers: list[str], rows: list[list[str]], topic_name: str,
+                        system_name: str = "") -> bytes:
     ts = _now_ms()
     nsmap = {None: XMAP_NS, "fo": FO_NS, "svg": SVG_NS, "xhtml": XHTML_NS, "xlink": XLINK_NS}
 
@@ -115,10 +132,16 @@ def build_xmind_content(headers: list[str], rows: list[list[str]], topic_name: s
 
     root_topic = _el("topic", parent=sheet, id=_new_id(), timestamp=ts,
                      **{"structure-class": "org.xmind.ui.logic.right"})
-    _el("title", parent=root_topic).text = topic_name
+    _el("title", parent=root_topic).text = system_name or DEFAULT_SYSTEM_NAME
     rc = _el("children", parent=root_topic)
     rt = _el("topics", parent=rc, type="attached")
 
+    # 第二层：需求名称
+    need_topic = _el("topic", parent=rt, id=_new_id(), timestamp=ts)
+    _el("title", parent=need_topic).text = topic_name
+    nc = _el("children", parent=need_topic)
+    nt = _el("topics", parent=nc, type="attached")
+
     # 按模块路径分组
     grouped: dict[str, list[dict[str, str]]] = {}
     for row in rows:
@@ -127,7 +150,7 @@ def build_xmind_content(headers: list[str], rows: list[list[str]], topic_name: s
         grouped.setdefault(module, []).append(case)
 
     for module_name, cases in grouped.items():
-        mtopic = _el("topic", parent=rt, id=_new_id(), timestamp=ts)
+        mtopic = _el("topic", parent=nt, id=_new_id(), timestamp=ts)
         _el("title", parent=mtopic).text = module_name
         mc = _el("children", parent=mtopic)
         mtopics = _el("topics", parent=mc, type="attached")
@@ -207,15 +230,18 @@ def build_meta() -> bytes:
     return etree.tostring(root, encoding="utf-8", xml_declaration=True, pretty_print=True)
 
 
-def export_markdown_to_xmind(source_path: Path, output_dir: Path, topic_name: str = "") -> Path:
+def export_markdown_to_xmind(source_path: Path, output_dir: Path, topic_name: str = "",
+                             system_name: str = "") -> Path:
     headers, rows = load_markdown_table(source_path)
     if not topic_name:
         topic_name = source_path.stem.replace("_测试用例", "").replace("_分析", "")
+    if not system_name:
+        system_name = resolve_system_name()
 
     output_dir.mkdir(parents=True, exist_ok=True)
     output_path = output_dir / f"{topic_name}.xmind"
 
-    content_xml = build_xmind_content(headers, rows, topic_name)
+    content_xml = build_xmind_content(headers, rows, topic_name, system_name)
     manifest_xml = build_manifest()
     meta_xml = build_meta()
 
@@ -240,7 +266,9 @@ def main() -> None:
     parser = argparse.ArgumentParser(description="将 Markdown 测试用例导出为 XMind 思维导图。")
     parser.add_argument("--source-file", help="测试用例 Markdown 文件路径")
     parser.add_argument("--base-name", help="按 BASE_NAME 查找 output/test_cases/{BASE_NAME}_测试用例.md")
-    parser.add_argument("--topic-name", help="XMind 根主题名称（默认从文件名推断）", default="")
+    parser.add_argument("--topic-name", help="需求主题名称（默认从文件名推断）", default="")
+    parser.add_argument("--system-name", default="",
+                        help=f"XMind 最外层根主题：系统名称（默认取项目画像，回退 {DEFAULT_SYSTEM_NAME}）")
     parser.add_argument("--input-dir", default=str(DEFAULT_INPUT_DIR), help="Markdown 所在目录")
     parser.add_argument("--output-dir", default=str(DEFAULT_OUTPUT_DIR), help="XMind 输出目录")
     args = parser.parse_args()
@@ -259,11 +287,12 @@ def main() -> None:
     if not source_path.exists():
         raise FileNotFoundError(f"测试用例文件不存在：{source_path}")
 
-    output_path = export_markdown_to_xmind(source_path, output_dir, args.topic_name)
+    topic_name = args.topic_name or source_path.stem.replace("_测试用例", "").replace("_分析", "")
+    output_path = export_markdown_to_xmind(source_path, output_dir, args.topic_name, args.system_name)
     headers, rows = load_markdown_table(source_path)
     print(f"来源文件: {source_path}")
     print(f"用例数量: {len(rows)}")
-    print(f"根主题: {args.topic_name or source_path.stem}")
+    print(f"根主题: {args.system_name or resolve_system_name()} → {topic_name}")
     print(f"XMind 已生成: {output_path}")