diff --git a/app/schemas/ingest.py b/app/schemas/ingest.py
new file mode 100644
index 0000000..6e55903
--- /dev/null
+++ b/app/schemas/ingest.py
@@ -0,0 +1,43 @@
+from enum import Enum
+from typing import Dict, Any, List, Optional
+from pydantic import BaseModel, Field
+
+
+class PlatformType(str, Enum):
+    BOSS = "boss"
+    QCWY = "qcwy"
+    ZHILIAN = "zhilian"
+
+
+class ChannelType(str, Enum):
+    MINI = "mini"
+    WEB = "web"
+    APP = "app"
+    COMPANY = "company"  # 公司关联职位（与搜索职位 mini 区分）
+
+
+class DataType(str, Enum):
+    JOB = "job"
+    COMPANY = "company"
+
+
+class IngestSingleRequest(BaseModel):
+    data: Dict[str, Any] = Field(..., description="要存储的数据")
+    data_type: DataType = Field(..., description="数据类型")
+    platform: PlatformType = Field(..., description="平台类型")
+    channel: ChannelType = Field(ChannelType.MINI, description="渠道类型")
+    check_duplicate: bool = Field(True, description="是否检查重复")
+
+
+class IngestBatchRequest(BaseModel):
+    data_list: List[Dict[str, Any]] = Field(..., description="要存储的数据列表")
+    data_type: DataType = Field(..., description="数据类型")
+    platform: PlatformType = Field(..., description="平台类型")
+    channel: ChannelType = Field(ChannelType.MINI, description="渠道类型")
+    check_duplicate: bool = Field(True, description="是否检查重复")
+
+
+class IngestResponse(BaseModel):
+    code: int = 200
+    message: str = "ok"
+    data: Optional[Dict[str, Any]] = None
diff --git a/app/services/company_jobs_sync.py b/app/services/company_jobs_sync.py
new file mode 100644
index 0000000..f647588
--- /dev/null
+++ b/app/services/company_jobs_sync.py
@@ -0,0 +1,133 @@
+import asyncio
+import time
+from typing import Any, Dict, List, Optional
+
+from loguru import logger
+
+from app.core.clickhouse import clickhouse_manager
+from app.models.token import BossToken
+from app.services.crawler.boss import BossService
+from app.services.crawler.qcwy import QcwyService
+from app.services.crawler.zhilian import ZhilianService
+from app.services.ingest import IngestService
+
+
+def _qcwy_extract_items(resp: dict) -> list:
+    if not isinstance(resp, dict):
+        return []
+    rb = resp.get("resultbody") or resp.get("resultBody")
+    if isinstance(rb, dict):
+        job_node = rb.get("job")
+        if isinstance(job_node, dict) and isinstance(job_node.get("items"), list):
+            return job_node["items"]
+    for key in ("items", "list", "jobs", "jobList"):
+        val = resp.get(key)
+        if isinstance(val, list):
+            return val
+    return []
+
+
+class CompanyJobsSyncService:
+    _TOKEN_REFRESH_INTERVAL = 3600
+
+    def __init__(self):
+        self.boss_service = BossService()
+        self.qcwy_service = QcwyService()
+        self.zhilian_service = ZhilianService()
+        self.data_router: Optional[IngestService] = None
+        self._boss_token_loaded = False
+        self._token_loaded_at: float = 0
+
+    def set_proxy(self, proxy: Optional[str]) -> None:
+        self.boss_service.set_proxy(proxy)
+        self.qcwy_service.set_proxy(proxy)
+        self.zhilian_service.set_proxy(proxy)
+
+    async def get_data_router(self) -> IngestService:
+        if not self.data_router:
+            client = await clickhouse_manager.get_client()
+            self.data_router = IngestService(client)
+        return self.data_router
+
+    async def _ensure_boss_token_loaded(self) -> None:
+        now = time.time()
+        if (
+            self._boss_token_loaded
+            and self.boss_service.login_data.get("mpt")
+            and now - self._token_loaded_at < self._TOKEN_REFRESH_INTERVAL
+        ):
+            return
+        token_obj = await BossToken.filter(is_active=True).order_by("-updated_at").first()
+        if not token_obj:
+            logger.warning("BossToken not found or inactive in CompanyJobsSyncService")
+            return
+        self.boss_service.set_login_data(token_obj.mpt or "", "")
+        self._boss_token_loaded = True
+        self._token_loaded_at = now
+
+    async def sync_company_jobs(self, source: str, company_id: str) -> Dict[str, Any]:
+        router = await self.get_data_router()
+
+        if source == "boss":
+            await self._ensure_boss_token_loaded()
+            data = await asyncio.to_thread(self.boss_service.get_company_jobs_by_id, company_id)
+            jobs = self._extract_boss_jobs(data)
+        elif source == "qcwy":
+            data = await asyncio.to_thread(self.qcwy_service.get_company_jobs_by_id, company_id)
+            jobs = self._extract_qcwy_jobs(data)
+        elif source == "zhilian":
+            data = await asyncio.to_thread(self.zhilian_service.get_company_jobs_by_id, company_id)
+            jobs = self._extract_zhilian_jobs(data)
+        else:
+            raise ValueError(f"unsupported source: {source}")
+
+        if not jobs:
+            return {
+                "success": True,
+                "source": source,
+                "company_id": company_id,
+                "jobs_fetched": 0,
+                "stored_success": 0,
+                "duplicate": 0,
+                "failed": 0,
+                "original_data": data,
+            }
+
+        store_result = await router.store_batch(source, "company", "job", jobs)
+        return {
+            "success": True,
+            "source": source,
+            "company_id": company_id,
+            "jobs_fetched": len(jobs),
+            "stored_success": store_result.get("success", 0),
+            "duplicate": store_result.get("duplicate", 0),
+            "failed": store_result.get("failed", 0),
+            "errors": store_result.get("errors", []),
+            "original_data": data,
+        }
+
+    @staticmethod
+    def _extract_boss_jobs(data: Optional[Dict[str, Any]]) -> List[Dict[str, Any]]:
+        if not isinstance(data, dict):
+            return []
+        zp_data = data.get("zpData") or {}
+        if isinstance(zp_data.get("jobList"), list):
+            return zp_data.get("jobList") or []
+        if isinstance(zp_data.get("list"), list):
+            return zp_data.get("list") or []
+        return []
+
+    @staticmethod
+    def _extract_qcwy_jobs(data: Optional[Dict[str, Any]]) -> List[Dict[str, Any]]:
+        jobs_list = _qcwy_extract_items(data or {})
+        return jobs_list if isinstance(jobs_list, list) else []
+
+    @staticmethod
+    def _extract_zhilian_jobs(data: Optional[Dict[str, Any]]) -> List[Dict[str, Any]]:
+        if not isinstance(data, dict):
+            return []
+        jobs = data.get("list")
+        if not isinstance(jobs, list):
+            data_field = data.get("data") or {}
+            jobs = data_field.get("list") or []
+        return jobs if isinstance(jobs, list) else []
diff --git a/app/services/ingest/configs/boss.py b/app/services/ingest/configs/boss.py
new file mode 100644
index 0000000..d70bce8
--- /dev/null
+++ b/app/services/ingest/configs/boss.py
@@ -0,0 +1,70 @@
+from typing import Dict, Any, Optional
+
+from app.services.ingest.registry import PlatformConfig, DedupFieldSpec, register
+from app.services.ingest.remote_push import safe_get, safe_join
+
+
+def _extract_job_id(data: Dict[str, Any]) -> Optional[str]:
+    job_base = data.get("jobBaseInfoVO", {})
+    val = job_base.get("jobId") if job_base else None
+    return str(val) if val else None
+
+
+def _extract_company_name(data: Dict[str, Any]) -> Optional[str]:
+    name = data.get("name") or (data.get("companyFullInfoVO") or {}).get("name")
+    return str(name) if name else None
+
+
+def _build_boss_push(data: Dict[str, Any]) -> Optional[Dict[str, Any]]:
+    boss_base = data.get("bossBaseInfoVO") or {}
+    job_base = data.get("jobBaseInfoVO") or {}
+    brand = data.get("brandComInfoVO") or {}
+    return {
+        "source_type": "Boss直聘",
+        "name": safe_get(brand, "brandName"),
+        "common_name": safe_get(boss_base, "brandName"),
+        "title": safe_get(job_base, "positionName"),
+        "title_addr": safe_get(job_base, "positionName"),
+        "description": safe_get(job_base, "jobDesc"),
+        "education": safe_get(job_base, "degreeName"),
+        "skill": safe_join(job_base.get("requiredSkills")),
+        "welfare": safe_join(job_base.get("salaryWelfareInfo")),
+        "years": safe_get(job_base, "experienceName"),
+        "salary": f'{safe_get(job_base, "lowSalary")}-{safe_get(job_base, "highSalary")}',
+        "location": safe_get(job_base, "locationName", "位置信息未找到"),
+        "position": safe_get(job_base, "locationDesc", "位置信息未找到"),
+        "job_type": "全职",
+        "size": safe_get(brand, "scaleName"),
+        "employer_type": "全职",
+        "industry": safe_get(brand, "industryName"),
+        "job_1st_class": "", "job_2nd_class": "", "job_3rd_class": "", "job_4th_class": "",
+        "date": "", "start_date": "", "end_date": "",
+        "age": "", "sex": "", "number": "",
+        "url": f"https://www.zhipin.com/job_detail/{safe_get(job_base, 'encryptJobId')}.html",
+        "company_id": safe_get(brand, "encryptBrandId"),
+        "company_name": safe_get(brand, "brandName"),
+        "company_url": f"https://www.zhipin.com/gongsi/{safe_get(brand, 'encryptBrandId')}.html",
+        "company_desc": safe_get(brand, "introduce"),
+        "base_data": data,
+    }
+
+
+register(PlatformConfig(
+    platform="boss", channel="mini", data_type="job",
+    table="boss_job",
+    dedup_fields=(DedupFieldSpec(column="job_id", extractor=_extract_job_id),),
+    push_mapper=_build_boss_push,
+))
+
+register(PlatformConfig(
+    platform="boss", channel="mini", data_type="company",
+    table="boss_company",
+    dedup_fields=(DedupFieldSpec(column="company_name", extractor=_extract_company_name),),
+))
+
+# 公司关联职位（通过 company_jobs_sync 写入，与搜索职位 mini 区分）
+register(PlatformConfig(
+    platform="boss", channel="company", data_type="job",
+    table="boss_job",
+    dedup_fields=(DedupFieldSpec(column="job_id", extractor=_extract_job_id),),
+))
diff --git a/app/services/ingest/configs/qcwy.py b/app/services/ingest/configs/qcwy.py
new file mode 100644
index 0000000..1ea3a3e
--- /dev/null
+++ b/app/services/ingest/configs/qcwy.py
@@ -0,0 +1,103 @@
+from typing import Dict, Any, Optional
+
+from app.services.ingest.registry import PlatformConfig, DedupFieldSpec, register
+from app.services.ingest.remote_push import safe_join
+
+
+def _extract_job_id(data: Dict[str, Any]) -> Optional[str]:
+    val = data.get("jobId")
+    return str(val) if val else None
+
+
+def _extract_update_dt(data: Dict[str, Any]) -> Optional[str]:
+    val = data.get("updateDateTime")
+    return str(val) if val else None
+
+
+def _extract_company_name(data: Dict[str, Any]) -> Optional[str]:
+    name = data.get("companyName") or data.get("company_name")
+    return str(name) if name else None
+
+
+def _build_qcwy_push(data: Dict[str, Any]) -> Optional[Dict[str, Any]]:
+    welfare_list = data.get("jobWelfareCodeDataList")
+    if isinstance(welfare_list, list):
+        welfare_str = ",".join(
+            str(item.get("chineseTitle") or item.get("typeTitle") or item.get("englishTitle") or item.get("code"))
+            for item in welfare_list if isinstance(item, dict)
+        )
+    elif isinstance(welfare_list, str):
+        welfare_str = welfare_list.replace("[", "").replace("]", "")
+    else:
+        welfare_str = ""
+
+    raw_location = data.get("location") or ""
+    if not raw_location:
+        work_loc = data.get("workLocation") or {}
+        raw_location = work_loc.get("workAddress") or work_loc.get("address") or ""
+    location_val = raw_location or "位置信息未找到"
+
+    raw_area = data.get("jobAreaString") or ""
+    if not raw_area:
+        level_detail = data.get("jobAreaLevelDetail") or {}
+        city_str = level_detail.get("cityString") or ""
+        landmark_str = level_detail.get("landMarkString") or ""
+        raw_area = f"{city_str}{landmark_str}".strip()
+    area_val = raw_area or "位置信息未找到"
+
+    return {
+        "source_type": "前程无忧",
+        "name": data.get("companyName"),
+        "title": data.get("jobName"),
+        "title_addr": data.get("jobName"),
+        "description": data.get("jobDescribe"),
+        "age": "", "sex": "", "number": "",
+        "education": data.get("degreeString"),
+        "skill": safe_join(data.get("jobTagsForOrder")),
+        "welfare": welfare_str,
+        "years": data.get("workYearString"),
+        "salary": f'{data.get("jobSalaryMax", "")}-{data.get("jobSalaryMin", "")}',
+        "location": location_val,
+        "position": area_val,
+        "date": data.get("confirmDateString"),
+        "start_date": data.get("confirmDateString"),
+        "end_date": "",
+        "job_type": data.get("termStr"),
+        "size": data.get("companySizeString"),
+        "employer_type": data.get("companyTypeString"),
+        "industry": f'{data.get("major1Str", "")}-{data.get("major2Str", "")}',
+        "job_1st_class": "", "job_2nd_class": "", "job_3rd_class": "", "job_4th_class": "",
+        "url": data.get("jobHref"),
+        "company_id": data.get("coId"),
+        "company_name": data.get("fullCompanyName"),
+        "company_url": data.get("companyHref"),
+        "company_desc": data.get("company_desc", ""),
+        "base_data": data,
+    }
+
+
+register(PlatformConfig(
+    platform="qcwy", channel="mini", data_type="job",
+    table="qcwy_job",
+    dedup_fields=(
+        DedupFieldSpec(column="job_id", extractor=_extract_job_id),
+        DedupFieldSpec(column="update_date_time", extractor=_extract_update_dt),
+    ),
+    push_mapper=_build_qcwy_push,
+))
+
+register(PlatformConfig(
+    platform="qcwy", channel="mini", data_type="company",
+    table="qcwy_company",
+    dedup_fields=(DedupFieldSpec(column="company_name", extractor=_extract_company_name),),
+))
+
+# 公司关联职位（通过 company_jobs_sync 写入，与搜索职位 mini 区分）
+register(PlatformConfig(
+    platform="qcwy", channel="company", data_type="job",
+    table="qcwy_job",
+    dedup_fields=(
+        DedupFieldSpec(column="job_id", extractor=_extract_job_id),
+        DedupFieldSpec(column="update_date_time", extractor=_extract_update_dt),
+    ),
+))
diff --git a/app/services/ingest/configs/zhilian.py b/app/services/ingest/configs/zhilian.py
new file mode 100644
index 0000000..6a85ee8
--- /dev/null
+++ b/app/services/ingest/configs/zhilian.py
@@ -0,0 +1,81 @@
+from typing import Dict, Any, Optional
+
+from app.services.ingest.registry import PlatformConfig, DedupFieldSpec, register
+from app.services.ingest.remote_push import safe_get, safe_join
+
+
+def _extract_number(data: Dict[str, Any]) -> Optional[str]:
+    val = data.get("number")
+    return str(val) if val else None
+
+
+def _extract_fpt(data: Dict[str, Any]) -> Optional[str]:
+    val = data.get("firstPublishTime")
+    return str(val) if val else None
+
+
+def _extract_company_name(data: Dict[str, Any]) -> Optional[str]:
+    name = data.get("companyName") or data.get("name")
+    return str(name) if name else None
+
+
+def _build_zhilian_push(data: Dict[str, Any]) -> Optional[Dict[str, Any]]:
+    skill_labels = data.get("skillLabel") or []
+    skill_values = [tag["value"] for tag in skill_labels if isinstance(tag, dict) and "value" in tag]
+    return {
+        "source_type": "智联招聘",
+        "name": safe_get(data, "companyName"),
+        "common_name": safe_get(data, "companyName"),
+        "title": safe_get(data, "name"),
+        "title_addr": safe_get(data, "name"),
+        "description": safe_get(data, "jobSummary"),
+        "education": safe_get(data, "education"),
+        "skill": safe_join(skill_values),
+        "welfare": "",
+        "years": safe_get(data, "workingExp"),
+        "salary": safe_get(data, "salary60"),
+        "location": f"{safe_get(data, 'workCity')}{safe_get(data, 'cityDistrict')}",
+        "position": f"{safe_get(data, 'workCity')}{safe_get(data, 'cityDistrict')}",
+        "job_type": safe_get(data, "workType"),
+        "size": safe_get(data, "companySize"),
+        "employer_type": safe_get(data, "propertyName"),
+        "industry": safe_get(data, "industryName"),
+        "job_1st_class": "", "job_2nd_class": "", "job_3rd_class": "", "job_4th_class": "",
+        "date": safe_get(data, "firstPublishTime"),
+        "start_date": "", "end_date": "",
+        "age": "", "sex": "",
+        "number": str(safe_get(data, "recruitNumber")),
+        "url": safe_get(data, "positionURL"),
+        "company_id": str(safe_get(data, "companyId")),
+        "company_name": safe_get(data, "companyName"),
+        "company_url": safe_get(data, "companyUrl"),
+        "company_desc": safe_get(data, "companyDesc"),
+        "base_data": data,
+    }
+
+
+register(PlatformConfig(
+    platform="zhilian", channel="mini", data_type="job",
+    table="zhilian_job",
+    dedup_fields=(
+        DedupFieldSpec(column="number", extractor=_extract_number),
+        DedupFieldSpec(column="first_publish_time", extractor=_extract_fpt),
+    ),
+    push_mapper=_build_zhilian_push,
+))
+
+register(PlatformConfig(
+    platform="zhilian", channel="mini", data_type="company",
+    table="zhilian_company",
+    dedup_fields=(DedupFieldSpec(column="company_name", extractor=_extract_company_name),),
+))
+
+# 公司关联职位（通过 company_jobs_sync 写入，与搜索职位 mini 区分）
+register(PlatformConfig(
+    platform="zhilian", channel="company", data_type="job",
+    table="zhilian_job",
+    dedup_fields=(
+        DedupFieldSpec(column="number", extractor=_extract_number),
+        DedupFieldSpec(column="first_publish_time", extractor=_extract_fpt),
+    ),
+))
diff --git a/app/services/ingest/dedup.py b/app/services/ingest/dedup.py
new file mode 100644
index 0000000..eef60dd
--- /dev/null
+++ b/app/services/ingest/dedup.py
@@ -0,0 +1,88 @@
+import json
+from datetime import datetime
+from typing import Dict, Any, List, Tuple
+
+from clickhouse_connect.driver import AsyncClient
+
+from app.log import logger
+from app.services.ingest.registry import PlatformConfig
+
+
+def build_insert_row(
+    config: PlatformConfig, data: Dict[str, Any], channel: str,
+) -> Tuple[List[str], List[Any]]:
+    """构建 ClickHouse 插入行（含 channel 列）"""
+    now = datetime.now()
+    columns = ["id", "json_data", "channel", "created_at", "updated_at"]
+    values: List[Any] = [0, json.dumps(data, ensure_ascii=False), channel, now, now]
+
+    for spec in config.dedup_fields:
+        extracted = spec.extractor(data)
+        columns.append(spec.column)
+        values.append(str(extracted) if extracted else "")
+
+    return columns, values
+
+
+async def batch_dedup_filter(
+    client: AsyncClient,
+    config: PlatformConfig,
+    rows: List[Dict[str, Any]],
+    all_columns: List[str],
+    all_values: List[List[Any]],
+) -> Tuple[List[List[Any]], int]:
+    """批量去重过滤，返回 (过滤后的 values 列表, 被忽略数量)"""
+    dedup_cols = config.dedup_columns
+    if not dedup_cols or not all_values:
+        return all_values, 0
+
+    table = f"job_data.{config.table}"
+
+    # 建立 column name -> index 映射
+    col_idx = {name: i for i, name in enumerate(all_columns)}
+
+    if len(dedup_cols) == 1:
+        key_col = dedup_cols[0]
+        idx = col_idx[key_col]
+        candidate_keys = list({str(row[idx]) for row in all_values if row[idx]})
+        if not candidate_keys:
+            return all_values, 0
+
+        query = (
+            f"SELECT {key_col} FROM {table} "
+            f"WHERE {key_col} IN {{keys:Array(String)}} "
+            f"AND created_at > now() - INTERVAL 30 DAY"
+        )
+        existing = await client.query(query, parameters={"keys": candidate_keys})
+        existing_set = {str(r[0]) for r in existing.result_rows}
+
+        filtered = [row for row in all_values if str(row[idx]) not in existing_set]
+        return filtered, len(all_values) - len(filtered)
+
+    if len(dedup_cols) == 2:
+        c1, c2 = dedup_cols
+        idx1, idx2 = col_idx[c1], col_idx[c2]
+        candidate_c1 = list({str(row[idx1]) for row in all_values if row[idx1]})
+        if not candidate_c1:
+            return all_values, 0
+
+        query = (
+            f"SELECT {c1}, {c2} FROM {table} "
+            f"WHERE {c1} IN {{keys:Array(String)}} "
+            f"AND created_at > now() - INTERVAL 30 DAY"
+        )
+        existing = await client.query(query, parameters={"keys": candidate_c1})
+        existing_map: Dict[str, set] = {}
+        for r in existing.result_rows:
+            existing_map.setdefault(str(r[0]), set()).add(str(r[1]))
+
+        filtered = [
+            row for row in all_values
+            if str(row[idx1]) not in existing_map
+            or str(row[idx2]) not in existing_map.get(str(row[idx1]), set())
+        ]
+        return filtered, len(all_values) - len(filtered)
+
+    # 不支持 3+ 列去重，直接返回
+    logger.warning(f"不支持 {len(dedup_cols)} 列去重，跳过过滤")
+    return all_values, 0
diff --git a/tests/ingest/__init__.py b/tests/ingest/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/ingest/test_dedup.py b/tests/ingest/test_dedup.py
new file mode 100644
index 0000000..14953ff
--- /dev/null
+++ b/tests/ingest/test_dedup.py
@@ -0,0 +1,155 @@
+"""
+dedup.py 测试 — DATA-01 30天窗口去重验证
+使用 asyncio.run() 运行异步函数（避免依赖 pytest-asyncio）
+"""
+from __future__ import annotations
+
+import asyncio
+from unittest.mock import AsyncMock, MagicMock
+
+import pytest
+
+from app.services.ingest.dedup import batch_dedup_filter, build_insert_row
+from app.services.ingest.registry import PlatformConfig, DedupFieldSpec
+
+
+# ─── 辅助工厂函数 ─────────────────────────────────────
+def _make_config_single(table: str = "boss_job") -> PlatformConfig:
+    return PlatformConfig(
+        platform="boss", channel="mini", data_type="job",
+        table=table,
+        dedup_fields=(DedupFieldSpec(column="job_id", extractor=lambda d: d.get("jobId")),),
+    )
+
+
+def _make_config_double(table: str = "qcwy_job") -> PlatformConfig:
+    return PlatformConfig(
+        platform="qcwy", channel="mini", data_type="job",
+        table=table,
+        dedup_fields=(
+            DedupFieldSpec(column="job_id", extractor=lambda d: d.get("jobId")),
+            DedupFieldSpec(column="update_date_time", extractor=lambda d: d.get("updateDt")),
+        ),
+    )
+
+
+def _make_mock_client(rows: list) -> AsyncMock:
+    mock_result = MagicMock()
+    mock_result.result_rows = rows
+    mock_client = AsyncMock()
+    mock_client.query.return_value = mock_result
+    return mock_client
+
+
+def _make_rows(job_ids: list[str]) -> tuple[list[str], list[list]]:
+    columns = ["id", "json_data", "channel", "created_at", "updated_at", "job_id"]
+    values = [[0, "{}", "mini", None, None, jid] for jid in job_ids]
+    return columns, values
+
+
+def _make_double_rows(pairs: list[tuple[str, str]]) -> tuple[list[str], list[list]]:
+    columns = ["id", "json_data", "channel", "created_at", "updated_at", "job_id", "update_date_time"]
+    values = [[0, "{}", "mini", None, None, jid, udt] for jid, udt in pairs]
+    return columns, values
+
+
+def _run(coro):
+    return asyncio.get_event_loop().run_until_complete(coro)
+
+
+# ─── 测试：单字段去重 ─────────────────────────────────
+
+def test_single_field_dedup_within_30_days():
+    """30 天内有相同 job_id → 视为重复，过滤"""
+    mock_client = _make_mock_client([("JOB001",)])  # 已存在
+
+    config = _make_config_single()
+    columns, values = _make_rows(["JOB001", "JOB002"])
+    rows = [{"jobId": "JOB001"}, {"jobId": "JOB002"}]
+
+    filtered, ignored = _run(batch_dedup_filter(mock_client, config, rows, columns, values))
+
+    assert ignored == 1
+    assert len(filtered) == 1
+    assert filtered[0][5] == "JOB002"
+
+    # 验证 SQL 包含 30 天窗口
+    sql = mock_client.query.call_args[0][0]
+    assert "INTERVAL 30 DAY" in sql, f"SQL 应包含 INTERVAL 30 DAY，实际: {sql}"
+
+
+def test_single_field_dedup_no_existing():
+    """无现有记录 → 允许全部入库"""
+    mock_client = _make_mock_client([])
+
+    config = _make_config_single()
+    columns, values = _make_rows(["JOB_NEW_1", "JOB_NEW_2"])
+    rows = [{"jobId": "JOB_NEW_1"}, {"jobId": "JOB_NEW_2"}]
+
+    filtered, ignored = _run(batch_dedup_filter(mock_client, config, rows, columns, values))
+
+    assert ignored == 0
+    assert len(filtered) == 2
+
+
+def test_single_field_dedup_sql_has_30_day_window():
+    """验证单字段 dedup SQL 中包含 30 天时间窗口"""
+    mock_client = _make_mock_client([])
+
+    config = _make_config_single()
+    columns, values = _make_rows(["JOB_X"])
+    rows = [{"jobId": "JOB_X"}]
+
+    _run(batch_dedup_filter(mock_client, config, rows, columns, values))
+
+    assert mock_client.query.called
+    sql = mock_client.query.call_args[0][0]
+    assert "INTERVAL 30 DAY" in sql
+
+
+# ─── 测试：双字段去重 ─────────────────────────────────
+
+def test_double_field_dedup_within_30_days():
+    """30 天内双字段都匹配 → 视为重复，过滤"""
+    mock_client = _make_mock_client([("JOB001", "2026-03-01")])  # 已存在
+
+    config = _make_config_double()
+    columns, values = _make_double_rows([("JOB001", "2026-03-01"), ("JOB002", "2026-03-10")])
+    rows = [{"jobId": "JOB001", "updateDt": "2026-03-01"}, {"jobId": "JOB002", "updateDt": "2026-03-10"}]
+
+    filtered, ignored = _run(batch_dedup_filter(mock_client, config, rows, columns, values))
+
+    assert ignored == 1
+    assert len(filtered) == 1
+    sql = mock_client.query.call_args[0][0]
+    assert "INTERVAL 30 DAY" in sql
+
+
+def test_dedup_empty_input():
+    """空 all_values → 直接返回，不调用 ClickHouse"""
+    mock_client = AsyncMock()
+    config = _make_config_single()
+    columns = ["id", "json_data", "channel", "created_at", "updated_at", "job_id"]
+
+    filtered, ignored = _run(batch_dedup_filter(mock_client, config, [], columns, []))
+
+    assert ignored == 0
+    assert filtered == []
+    mock_client.query.assert_not_called()
+
+
+# ─── 测试：build_insert_row ────────────────────────────
+
+def test_build_insert_row_has_channel():
+    """build_insert_row 生成的列中包含 channel 和 job_id"""
+    config = _make_config_single()
+    data = {"jobId": "JOB999"}
+
+    columns, values = build_insert_row(config, data, "mini")
+
+    assert "channel" in columns
+    channel_idx = columns.index("channel")
+    assert values[channel_idx] == "mini"
+    assert "job_id" in columns
+    job_id_idx = columns.index("job_id")
+    assert values[job_id_idx] == "JOB999"