diff --git a/rpa_oms/README.md b/rpa_oms/README.md
index 5fa9b33..7bf1c49 100644
--- a/rpa_oms/README.md
+++ b/rpa_oms/README.md
@@ -9,7 +9,7 @@
 | 1 | 订单中心 → 本方 | `rpa_sales_goods_mapping_data` | `POST /api/oms/v1/sales-goods` |
 | 2 | 本方 → 订单中心 | `rpa_cart_settlement_goods_data` | `app/outbound/cart_settlement.py` 取 `push_status=0` 组装报文。路径仍空，不发 HTTP |
 | 3 | 订单中心 → 本方 | `rpa_purchase_contract_data` | `POST /api/oms/v1/purchase-contracts`，按对方 `fid` 幂等 |
-| 4 | 本方 → 订单中心 | `rpa_contract_agreement_result` | 未做。将来由合同/返利班调用 |
+| 4 | 本方 → 订单中心 | `rpa_contract_agreement_result` | `app/outbound/contract_agreement.py` 取 `push_status=0` 组装报文。路径仍空，不发 HTTP |
 
 入站（1、3）：
 
@@ -27,6 +27,15 @@ from app.outbound.oracle_repo import OracleCartSettlementRepo
 envelope = load_cart_settlement_envelope(OracleCartSettlementRepo.from_env())
 ```
 
+接口 4 出站组装：`load_contract_agreement_envelope(repo)`，同一非空 `contractNo` 不拆批，一批最多 500 条。不改 `push_status`。
+
+```python
+from app.outbound.contract_agreement import load_contract_agreement_envelope
+from app.outbound.oracle_repo import OracleContractAgreementRepo
+
+envelope = load_contract_agreement_envelope(OracleContractAgreementRepo.from_env())
+```
+
 运行时只落 / 读 Oracle。单测用内存替身，不连库：`uv run pytest -v`。
 
 ## 真库
diff --git a/rpa_oms/app/outbound/__init__.py b/rpa_oms/app/outbound/__init__.py
index a8971bc..f5cf5bf 100644
--- a/rpa_oms/app/outbound/__init__.py
+++ b/rpa_oms/app/outbound/__init__.py
@@ -1 +1 @@
-"""出站：从表组装订单中心报文。本期接口 2 只取数组装，不发 HTTP。"""
+"""出站：从表组装订单中心报文。本期接口 2、4 只取数组装，不发 HTTP。"""
diff --git a/rpa_oms/app/outbound/oracle_repo.py b/rpa_oms/app/outbound/oracle_repo.py
index 0c7bb41..052b254 100644
--- a/rpa_oms/app/outbound/oracle_repo.py
+++ b/rpa_oms/app/outbound/oracle_repo.py
@@ -1,4 +1,4 @@
-"""接口 2：从表 2 读取 push_status=0。不更新推送状态。"""
+"""接口 2 / 4：读 push_status=0。不更新推送状态。"""
 from __future__ import annotations
 
 import os
@@ -52,3 +52,50 @@ class OracleCartSettlementRepo:
             raise RepoUnavailable(str(exc)) from exc
         finally:
             conn.close()
+
+
+_LIST_AGREEMENT_SQL = """
+SELECT
+    fid, oms_id, action_code, contract_status, contract_fail_reason,
+    contract_no, agreement_status, agreement_fail_reason,
+    agreement_id, agreement_dtl_id, org_code, push_status
+FROM rpa_contract_agreement_result
+WHERE push_status = 0
+ORDER BY fid
+"""
+
+
+class OracleContractAgreementRepo:
+    def __init__(self, connect: Callable):
+        self._connect = connect
+
+    @classmethod
+    def from_env(cls) -> "OracleContractAgreementRepo":
+        user = os.getenv("RPA_ORACLE_USER", "")
+        password = os.getenv("RPA_ORACLE_PASSWORD", "")
+        host = os.getenv("RPA_ORACLE_HOST", "")
+        if not user or not password or not host:
+            raise RepoUnavailable("未配置 RPA_ORACLE_HOST / RPA_ORACLE_USER / RPA_ORACLE_PASSWORD")
+        port = os.getenv("RPA_ORACLE_PORT", "1521")
+        service = os.getenv("RPA_ORACLE_SERVICE", "rpa")
+        dsn = f"{host}:{port}/{service}"
+
+        def connect():
+            _ensure_client()
+            import oracledb
+
+            return oracledb.connect(user=user, password=password, dsn=dsn)
+
+        return cls(connect=connect)
+
+    def list_unpushed(self) -> list[dict]:
+        conn = self._connect()
+        try:
+            with conn.cursor() as cur:
+                cur.execute(_LIST_AGREEMENT_SQL)
+                cols = [item[0].lower() for item in cur.description]
+                return [dict(zip(cols, row)) for row in cur.fetchall()]
+        except Exception as exc:
+            raise RepoUnavailable(str(exc)) from exc
+        finally:
+            conn.close()
diff --git a/rpa_oms/examples/contract_agreement_batch.json b/rpa_oms/examples/contract_agreement_batch.json
new file mode 100644
index 0000000..90456cf
--- /dev/null
+++ b/rpa_oms/examples/contract_agreement_batch.json
@@ -0,0 +1,30 @@
+{
+  "data": [
+    {
+      "fid": 300001,
+      "omsId": 20260928000001,
+      "actionCode": 1,
+      "contractStatus": 2,
+      "contractFailReason": null,
+      "contractNo": "HT20260928001",
+      "agreementStatus": null,
+      "agreementFailReason": null,
+      "agreementId": null,
+      "agreementDtlId": null,
+      "orgCode": "901"
+    },
+    {
+      "fid": 300002,
+      "omsId": 20260928000001,
+      "actionCode": 2,
+      "contractStatus": null,
+      "contractFailReason": null,
+      "contractNo": "HT20260928001",
+      "agreementStatus": 1,
+      "agreementFailReason": null,
+      "agreementId": "AGR20260928001",
+      "agreementDtlId": "AGRD20260928001",
+      "orgCode": "901"
+    }
+  ]
+}