diff --git a/review_agent/application_form_fill/services/traceability_export.py b/review_agent/application_form_fill/services/traceability_export.py
new file mode 100644
index 0000000..4be7934
--- /dev/null
+++ b/review_agent/application_form_fill/services/traceability_export.py
@@ -0,0 +1,145 @@
+from __future__ import annotations
+
+import json
+from dataclasses import asdict
+from pathlib import Path
+from typing import Any
+
+from openpyxl import Workbook
+
+from review_agent.application_form_fill.constants import WORKFLOW_TYPE
+from review_agent.application_form_fill.schemas import MergedField, TemplateSpec
+from review_agent.application_form_fill.storage import create_artifact_for_file, ensure_batch_subdir
+from review_agent.models import ApplicationFormFillArtifact, ApplicationFormFillBatch, ExportedSummaryFile
+
+
+def build_traceability_workbook(
+    batch: ApplicationFormFillBatch,
+    merged_fields: dict[str, MergedField],
+    conflicts: list[dict[str, Any]],
+    specs: list[TemplateSpec],
+    generation_results: list[dict[str, Any]] | None = None,
+) -> Workbook:
+    workbook = Workbook()
+    field_sheet = workbook.active
+    field_sheet.title = "字段追溯"
+    field_sheet.append(["模板", "字段", "填入值", "来源文件", "证据", "冲突状态"])
+    template_names = {field.get("key"): spec.output_label for spec in specs for field in spec.fields}
+    for key, field in merged_fields.items():
+        field_sheet.append(
+            [
+                template_names.get(key, ""),
+                field.label,
+                field.value,
+                field.source_file,
+                field.evidence,
+                "冲突" if field.has_conflict else "一致",
+            ]
+        )
+
+    conflict_sheet = workbook.create_sheet("冲突字段")
+    conflict_sheet.append(["字段", "采用值", "冲突值", "冲突来源", "处理方式"])
+    for conflict in conflicts:
+        conflict_values = conflict.get("conflict_values") or []
+        if not conflict_values:
+            conflict_sheet.append(
+                [
+                    conflict.get("field_label", ""),
+                    conflict.get("selected_value", ""),
+                    "",
+                    "",
+                    conflict.get("handling", ""),
+                ]
+            )
+            continue
+        for value in conflict_values:
+            conflict_sheet.append(
+                [
+                    conflict.get("field_label", ""),
+                    conflict.get("selected_value", ""),
+                    value.get("value", ""),
+                    value.get("source_file", ""),
+                    conflict.get("handling", ""),
+                ]
+            )
+
+    low_confidence_sheet = workbook.create_sheet("低置信度条目")
+    low_confidence_sheet.append(["字段", "填入值", "置信度", "来源文件"])
+    for field in merged_fields.values():
+        if field.confidence < 0.6:
+            low_confidence_sheet.append([field.label, field.value, field.confidence, field.source_file])
+
+    result_sheet = workbook.create_sheet("生成结果")
+    result_sheet.append(["模板", "Word状态", "PDF状态", "错误说明"])
+    for result in generation_results or []:
+        result_sheet.append(
+            [
+                result.get("template_label", ""),
+                result.get("word_status", ""),
+                result.get("pdf_status", "待增强"),
+                result.get("error_message", ""),
+            ]
+        )
+    if not generation_results:
+        for spec in specs:
+            result_sheet.append([spec.output_label, "待生成", "待增强", ""])
+    return workbook
+
+
+def save_traceability_exports(
+    batch: ApplicationFormFillBatch,
+    merged_fields: dict[str, MergedField],
+    conflicts: list[dict[str, Any]],
+    specs: list[TemplateSpec],
+    generation_results: list[dict[str, Any]] | None = None,
+) -> list[ExportedSummaryFile]:
+    target_dir = ensure_batch_subdir(batch, "exports")
+    workbook = build_traceability_workbook(batch, merged_fields, conflicts, specs, generation_results)
+    excel_path = target_dir / f"{batch.batch_no}-字段来源追溯清单.xlsx"
+    workbook.save(excel_path)
+    create_artifact_for_file(
+        batch,
+        path=excel_path,
+        artifact_type=ApplicationFormFillArtifact.ArtifactType.TRACEABILITY,
+        file_format=ApplicationFormFillArtifact.FileFormat.EXCEL,
+        name="字段来源追溯清单",
+        metadata={"conflict_count": len(conflicts)},
+        created_by_node="trace_export",
+    )
+    excel_export = ExportedSummaryFile.objects.create(
+        batch=batch.source_summary_batch,
+        workflow_type=WORKFLOW_TYPE,
+        workflow_batch_id=batch.pk,
+        export_category="traceability",
+        export_type=ExportedSummaryFile.ExportType.EXCEL,
+        file_name=excel_path.name,
+        storage_path=str(excel_path),
+    )
+
+    json_path = target_dir / "merged_fields.json"
+    payload = {
+        "batch_no": batch.batch_no,
+        "merged_fields": {key: asdict(value) for key, value in merged_fields.items()},
+        "conflicts": conflicts,
+        "generation_results": generation_results or [],
+    }
+    json_path.write_text(json.dumps(payload, ensure_ascii=False, indent=2), encoding="utf-8")
+    create_artifact_for_file(
+        batch,
+        path=json_path,
+        artifact_type=ApplicationFormFillArtifact.ArtifactType.MERGED_FIELDS,
+        file_format=ApplicationFormFillArtifact.FileFormat.JSON,
+        name="merged_fields",
+        metadata={"conflict_count": len(conflicts)},
+        created_by_node="trace_export",
+    )
+    json_export = ExportedSummaryFile.objects.create(
+        batch=batch.source_summary_batch,
+        workflow_type=WORKFLOW_TYPE,
+        workflow_batch_id=batch.pk,
+        export_category="traceability",
+        export_type=ExportedSummaryFile.ExportType.JSON,
+        file_name=json_path.name,
+        storage_path=str(json_path),
+    )
+    return [excel_export, json_export]
diff --git a/review_agent/application_form_fill/services/word_fill.py b/review_agent/application_form_fill/services/word_fill.py
new file mode 100644
index 0000000..801f56a
--- /dev/null
+++ b/review_agent/application_form_fill/services/word_fill.py
@@ -0,0 +1,111 @@
+from __future__ import annotations
+
+import re
+from pathlib import Path
+
+from docx import Document
+from docx.oxml import OxmlElement
+from docx.oxml.ns import qn
+from docx.shared import RGBColor
+
+from review_agent.application_form_fill.constants import WORKFLOW_TYPE
+from review_agent.application_form_fill.schemas import MergedField, TemplateSpec
+from review_agent.application_form_fill.storage import create_artifact_for_file, ensure_batch_subdir
+from review_agent.models import ApplicationFormFillArtifact, ApplicationFormFillBatch, ExportedSummaryFile
+
+
+def fill_template(
+    template_path: str | Path,
+    output_path: str | Path,
+    spec: TemplateSpec,
+    fields: dict[str, MergedField],
+    conflicts: list[dict] | None = None,
+) -> Path:
+    document = Document(str(template_path))
+    conflict_keys = {item.get("field_key") for item in conflicts or []}
+    for field_config in spec.fields:
+        target = field_config.get("target") or {}
+        if target.get("type") != "table_row":
+            continue
+        key = field_config.get("key")
+        field = fields.get(key)
+        if not field:
+            continue
+        fill_table_row(
+            document,
+            str(target.get("row_label") or field_config.get("label") or ""),
+            field.value,
+            conflict=key in conflict_keys or field.has_conflict,
+        )
+    output = Path(output_path)
+    output.parent.mkdir(parents=True, exist_ok=True)
+    document.save(str(output))
+    return output
+
+
+def fill_table_row(document: Document, row_label: str, value: str, *, conflict: bool = False) -> bool:
+    normalized_label = _normalize_label(row_label)
+    for table in document.tables:
+        for row in table.rows:
+            if len(row.cells) < 2:
+                continue
+            if _normalize_label(row.cells[0].text) != normalized_label:
+                continue
+            target = row.cells[1]
+            target.text = ""
+            paragraph = target.paragraphs[0]
+            run = paragraph.add_run(value)
+            if conflict:
+                run.font.color.rgb = RGBColor(0xFF, 0x00, 0x00)
+                apply_cell_shading(target, "FFFF00")
+            return True
+    return False
+
+
+def apply_cell_shading(cell, fill: str) -> None:
+    tc_pr = cell._tc.get_or_add_tcPr()
+    shading = tc_pr.find(qn("w:shd"))
+    if shading is None:
+        shading = OxmlElement("w:shd")
+        tc_pr.append(shading)
+    shading.set(qn("w:fill"), fill)
+
+
+def create_word_export(
+    batch: ApplicationFormFillBatch,
+    spec: TemplateSpec,
+    template_path: str | Path,
+    fields: dict[str, MergedField],
+    conflicts: list[dict] | None = None,
+) -> ExportedSummaryFile:
+    target_dir = ensure_batch_subdir(batch, "filled")
+    product_name = _safe_filename(batch.product_name or fields.get("product_name", MergedField("product_name", "产品名称", "", "", "", 0)).value or "未识别产品")
+    output_path = target_dir / f"{batch.batch_no}-{product_name}-{_safe_filename(spec.output_label)}.docx"
+    fill_template(template_path, output_path, spec, fields, conflicts)
+    create_artifact_for_file(
+        batch,
+        path=output_path,
+        artifact_type=ApplicationFormFillArtifact.ArtifactType.FILLED_TEMPLATE,
+        file_format=ApplicationFormFillArtifact.FileFormat.DOCX,
+        name=spec.output_label,
+        metadata={"template_code": spec.code, "conflict_count": len(conflicts or [])},
+        created_by_node="word_fill",
+    )
+    return ExportedSummaryFile.objects.create(
+        batch=batch.source_summary_batch,
+        workflow_type=WORKFLOW_TYPE,
+        workflow_batch_id=batch.pk,
+        export_category="filled_template",
+        export_type=ExportedSummaryFile.ExportType.WORD,
+        file_name=output_path.name,
+        storage_path=str(output_path),
+    )
+
+
+def _normalize_label(value: str) -> str:
+    return re.sub(r"\s+", "", value or "").replace("：", "").replace(":", "")
+
+
+def _safe_filename(value: str) -> str:
+    text = re.sub(r'[\\/:*?"<>|]+', "_", value or "")
+    return text.strip()[:80] or "output"
diff --git a/tests/test_application_form_fill_traceability.py b/tests/test_application_form_fill_traceability.py
new file mode 100644
index 0000000..cec08f8
--- /dev/null
+++ b/tests/test_application_form_fill_traceability.py
@@ -0,0 +1,85 @@
+import json
+
+import pytest
+from openpyxl import load_workbook
+
+from review_agent.application_form_fill.schemas import MergedField, TemplateSpec
+from review_agent.application_form_fill.services.traceability_export import save_traceability_exports
+from review_agent.models import (
+    ApplicationFormFillArtifact,
+    ApplicationFormFillBatch,
+    Conversation,
+    ExportedSummaryFile,
+    FileSummaryBatch,
+)
+
+
+pytestmark = pytest.mark.django_db
+
+
+def test_traceability_exports_excel_json_and_records(settings, tmp_path, django_user_model):
+    settings.MEDIA_ROOT = tmp_path
+    user = django_user_model.objects.create_user(username="owner", password="pass")
+    conversation = Conversation.objects.create(user=user, title="会话")
+    summary = FileSummaryBatch.objects.create(conversation=conversation, user=user, batch_no="FS-TRACE")
+    batch = ApplicationFormFillBatch.objects.create(
+        conversation=conversation,
+        user=user,
+        source_summary_batch=summary,
+        batch_no="AFF-TRACE",
+        work_dir=str(tmp_path / "aff" / "AFF-TRACE"),
+    )
+    spec = TemplateSpec(
+        code="registration_certificate",
+        name="注册证格式",
+        source_file="template.docx",
+        output_label="注册证格式",
+        applies_when={},
+        file_format="docx",
+        fields=[{"key": "product_name", "label": "产品名称"}],
+    )
+    merged_fields = {
+        "product_name": MergedField(
+            "product_name",
+            "产品名称",
+            "甲胎蛋白检测试剂盒",
+            "说明书.txt",
+            "产品名称：甲胎蛋白检测试剂盒",
+            0.8,
+        )
+    }
+    conflicts = [
+        {
+            "field_key": "storage_condition",
+            "field_label": "储存条件",
+            "selected_value": "2-8℃",
+            "conflict_values": [{"value": "-20℃", "source_file": "产品技术要求.txt"}],
+            "handling": "说明书优先",
+        }
+    ]
+
+    exports = save_traceability_exports(
+        batch,
+        merged_fields,
+        conflicts,
+        [spec],
+        [{"template_label": "注册证格式", "word_status": "success", "pdf_status": "待增强"}],
+    )
+
+    assert {export.export_type for export in exports} == {
+        ExportedSummaryFile.ExportType.EXCEL,
+        ExportedSummaryFile.ExportType.JSON,
+    }
+    excel_export = next(export for export in exports if export.export_type == ExportedSummaryFile.ExportType.EXCEL)
+    workbook = load_workbook(excel_export.storage_path)
+    assert workbook.sheetnames == ["字段追溯", "冲突字段", "低置信度条目", "生成结果"]
+    assert workbook["字段追溯"]["B2"].value == "产品名称"
+    assert workbook["冲突字段"]["C2"].value == "-20℃"
+
+    json_export = next(export for export in exports if export.export_type == ExportedSummaryFile.ExportType.JSON)
+    payload = json.loads(open(json_export.storage_path, encoding="utf-8").read())
+    assert payload["merged_fields"]["product_name"]["value"] == "甲胎蛋白检测试剂盒"
+    assert ApplicationFormFillArtifact.objects.filter(
+        batch=batch,
+        artifact_type=ApplicationFormFillArtifact.ArtifactType.TRACEABILITY,
+    ).exists()
diff --git a/tests/test_application_form_fill_word_fill.py b/tests/test_application_form_fill_word_fill.py
new file mode 100644
index 0000000..264b716
--- /dev/null
+++ b/tests/test_application_form_fill_word_fill.py
@@ -0,0 +1,121 @@
+import zipfile
+
+import pytest
+from docx import Document
+
+from review_agent.application_form_fill.schemas import MergedField, TemplateSpec
+from review_agent.application_form_fill.services.word_fill import create_word_export, fill_template
+from review_agent.models import (
+    ApplicationFormFillArtifact,
+    ApplicationFormFillBatch,
+    Conversation,
+    ExportedSummaryFile,
+    FileSummaryBatch,
+)
+
+
+pytestmark = pytest.mark.django_db
+
+
+def _spec():
+    return TemplateSpec(
+        code="registration_certificate",
+        name="注册证格式",
+        source_file="template.docx",
+        output_label="注册证格式",
+        applies_when={"registration_type": ["首次注册"]},
+        file_format="docx",
+        fields=[
+            {"key": "product_name", "label": "产品名称", "target": {"type": "table_row", "row_label": "产品名称"}},
+            {"key": "intended_use", "label": "预期用途", "target": {"type": "table_row", "row_label": "预期用途"}},
+        ],
+    )
+
+
+def _template(path):
+    document = Document()
+    table = document.add_table(rows=2, cols=2)
+    table.rows[0].cells[0].text = "产品名称"
+    table.rows[1].cells[0].text = "预期用途"
+    document.save(path)
+
+
+def test_word_fill_writes_table_rows(tmp_path):
+    template_path = tmp_path / "template.docx"
+    output_path = tmp_path / "filled.docx"
+    _template(template_path)
+
+    fill_template(
+        template_path,
+        output_path,
+        _spec(),
+        {
+            "product_name": MergedField("product_name", "产品名称", "甲胎蛋白检测试剂盒", "说明书.txt", "证据", 0.8),
+            "intended_use": MergedField("intended_use", "预期用途", "用于体外检测", "说明书.txt", "证据", 0.8),
+        },
+    )
+
+    document = Document(output_path)
+    assert document.tables[0].rows[0].cells[1].text == "甲胎蛋白检测试剂盒"
+    assert document.tables[0].rows[1].cells[1].text == "用于体外检测"
+
+
+def test_word_fill_highlights_conflict_in_docx_xml(tmp_path):
+    template_path = tmp_path / "template.docx"
+    output_path = tmp_path / "filled.docx"
+    _template(template_path)
+
+    fill_template(
+        template_path,
+        output_path,
+        _spec(),
+        {
+            "product_name": MergedField(
+                "product_name",
+                "产品名称",
+                "甲胎蛋白检测试剂盒",
+                "说明书.txt",
+                "证据",
+                0.8,
+                has_conflict=True,
+            )
+        },
+        conflicts=[{"field_key": "product_name"}],
+    )
+
+    with zipfile.ZipFile(output_path) as package:
+        document_xml = package.read("word/document.xml").decode("utf-8")
+    assert 'w:fill="FFFF00"' in document_xml
+    assert 'w:color w:val="FF0000"' in document_xml
+
+
+def test_create_word_export_records_artifact_and_export(settings, tmp_path, django_user_model):
+    settings.MEDIA_ROOT = tmp_path
+    user = django_user_model.objects.create_user(username="owner", password="pass")
+    conversation = Conversation.objects.create(user=user, title="会话")
+    summary = FileSummaryBatch.objects.create(conversation=conversation, user=user, batch_no="FS-WORD")
+    batch = ApplicationFormFillBatch.objects.create(
+        conversation=conversation,
+        user=user,
+        source_summary_batch=summary,
+        batch_no="AFF-WORD",
+        product_name="甲胎蛋白检测试剂盒",
+        work_dir=str(tmp_path / "aff" / "AFF-WORD"),
+    )
+    template_path = tmp_path / "template.docx"
+    _template(template_path)
+
+    exported = create_word_export(
+        batch,
+        _spec(),
+        template_path,
+        {"product_name": MergedField("product_name", "产品名称", "甲胎蛋白检测试剂盒", "说明书.txt", "证据", 0.8)},
+    )
+
+    assert exported.export_type == ExportedSummaryFile.ExportType.WORD
+    assert exported.workflow_type == "application_form_fill"
+    assert exported.workflow_batch_id == batch.pk
+    assert ApplicationFormFillArtifact.objects.filter(
+        batch=batch,
+        artifact_type=ApplicationFormFillArtifact.ArtifactType.FILLED_TEMPLATE,
+    ).exists()