diff --git a/extensions/sync_ehr_to_ad/README.md b/extensions/sync_ehr_to_ad/README.md
index f9c60a4..1c7451f 100644
--- a/extensions/sync_ehr_to_ad/README.md
+++ b/extensions/sync_ehr_to_ad/README.md
@@ -15,6 +15,9 @@
 - 默认写入后立即回读校验；如果 LDAP 返回成功但字段未落地，Job 会报失败并记录未生效字段。
 - EHR 目标值为空时不会清空 AD 字段。
 - 如果配置了 `target_sam_accounts`，只对列表中的 AD 账号执行同步。
+- `displayName` 取 `employeeInfo.customProperties.extDDNIC_606508_303466862`。
+- `department` 写入“EHR 部门编码 + EHR 部门名称”，例如 `V000076 IT`。
+- `streetAddress` 默认取 `translateProperties.extgzddxx1_606508_892394263Text`。
 
 ## public_cfg 示例
 
@@ -65,7 +68,7 @@
 - `ldap_verify_tls`: 是否校验证书，默认 `true`。
 - `proxy_alias_domain`: 生成 `smtp:<sAMAccountName>@domain` 别名时使用的域名。
 - `department_code_ad_attribute`: 部门编码写入的 AD 属性，默认 `departmentNumber`。
-- `street_address_key`: 具体地址字段编码，默认 `WorkSpacevalue`，写入 AD 的 `streetAddress`；取不到时会兜底尝试 `extgzddxx_606508_618643707`。
+- `street_address_key`: 具体地址字段编码，默认 `extgzddxx1_606508_892394263Text`，写入 AD 的 `streetAddress`；取不到时会兜底尝试 `WorkSpacevalue` 和 `extgzddxx_606508_618643707`。
 - `default_company`: 固定公司名；不传时尝试取 EHR 根组织名称。
 - `location_mappings`: 工作地点到 AD 国家、省、市字段的映射。
 
diff --git a/extensions/sync_ehr_to_ad/job.py b/extensions/sync_ehr_to_ad/job.py
index b51d709..66fbba2 100644
--- a/extensions/sync_ehr_to_ad/job.py
+++ b/extensions/sync_ehr_to_ad/job.py
@@ -13,8 +13,9 @@ logger = logging.getLogger("connecthub.extensions.sync_ehr_to_ad")
 
 _EHR_AD_ACCOUNT_KEY = "extADAccountName_606508_511687157"
 _EHR_WORK_LOCATION_TEXT_KEY = "extgzddxx1_606508_892394263Text"
-_EHR_STREET_ADDRESS_KEY = "WorkSpacevalue"
-_EHR_STREET_ADDRESS_FALLBACK_KEYS = ("extgzddxx_606508_618643707",)
+_EHR_STREET_ADDRESS_KEY = _EHR_WORK_LOCATION_TEXT_KEY
+_EHR_STREET_ADDRESS_FALLBACK_KEYS = ("WorkSpacevalue", "extgzddxx_606508_618643707")
+_EHR_DISPLAY_NAME_KEY = "extDDNIC_606508_303466862"
 
 
 def _to_bool_or_none(v: Any) -> bool | None:
@@ -166,6 +167,14 @@ def _display_name(given_name: str, sn: str, name: str) -> str:
     return english or raw_name
 
 
+def _department_value(code: str, name: str) -> str:
+    clean_code = str(code or "").strip()
+    clean_name = str(name or "").strip()
+    if clean_code and clean_name:
+        return f"{clean_code} {clean_name}"
+    return clean_code or clean_name
+
+
 def _proxy_addresses(email: str, sam: str, alias_domain: str | None) -> list[str]:
     clean_email = str(email or "").strip()
     clean_sam = str(sam or "").strip()
@@ -546,8 +555,12 @@ class SyncEhrToAdUserJob(BaseJob):
                     surname = _field_value(item, "PhoneticOfXing")
                     name = str(emp.get("name") or emp.get("Name") or "").strip()
                     title = _field_translate_or_value(item, "OIdJobPost") or _job_post_name(job_post)
-                    department = _field_translate_or_value(item, "OIdDepartment") or _org_name(org)
                     department_code = _org_code(org)
+                    department_name = _field_translate_or_value(item, "OIdDepartment") or _org_name(org)
+                    department = _department_value(department_code, department_name)
+                    display_name = _custom_prop_value(emp.get("customProperties"), _EHR_DISPLAY_NAME_KEY) or _display_name(
+                        given_name, surname, name
+                    )
                     employee_status = _field_translate_or_value(item, "EmployeeStatus")
                     email = _field_value(item, "Email") or _field_value(item, "email")
                     job_number = str(rec.get("jobNumber") or rec.get("JobNumber") or "").strip()
@@ -595,7 +608,7 @@ class SyncEhrToAdUserJob(BaseJob):
                         "c": location_attrs.get("c"),
                         "countryCode": location_attrs.get("countryCode"),
                         "company": company,
-                        "displayName": _display_name(given_name, surname, name),
+                        "displayName": display_name,
                         "mail": email,
                         "employeeID": job_number,
                         "employeeType": employee_status,