diff --git a/src/views/components/TrainingAiEvaluation.vue b/src/views/components/TrainingAiEvaluation.vue
index a8041d9..d21813e 100644
--- a/src/views/components/TrainingAiEvaluation.vue
+++ b/src/views/components/TrainingAiEvaluation.vue
@@ -61,6 +61,9 @@
 
 <script setup>
 import { getAiTrainingEvaluation, requestAiTrainingAssessment, requestAiTrainingHelp } from "@/api/aiTrainingEvaluation";
+import reportNormalizer from "./trainingAiEvaluationReport.cjs";
+
+const { normalizeEvaluationReports, normalizeOperation } = reportNormalizer;
 
 const props = defineProps({
   taskKey: { type: String, default: "" },
@@ -74,15 +77,15 @@ const assessmentLoading = ref(false);
 const helpError = ref("");
 const assessmentError = ref("");
 
-const help = computed(() => normalizeOperation(evaluation.value.help || evaluation.value.helpEvaluation, evaluation.value, "help"));
-const assessment = computed(() => normalizeOperation(evaluation.value.assessment || evaluation.value.assessmentEvaluation, evaluation.value, "assessment"));
+const normalizedReports = computed(() => normalizeEvaluationReports(evaluation.value));
+const help = computed(() => normalizedReports.value.help);
+const assessment = computed(() => normalizedReports.value.assessment);
 const helpStatus = computed(() => help.value.status);
 const assessmentStatus = computed(() => assessment.value.status);
-const helpReport = computed(() => formatReport(help.value.report || help.value.content || help.value.suggestion));
-const assessmentReport = computed(() => formatReport(assessment.value.report || assessment.value.content || assessment.value.feedback));
-const assessmentReportData = computed(() => safeParseJson(evaluation.value.assessmentReportJson));
-const score = computed(() => evaluation.value.assessmentScore ?? assessment.value.score ?? assessmentReportData.value?.score ?? evaluation.value.score ?? null);
-const scoreCriteria = computed(() => normalizeCriteria(assessmentReportData.value?.criteria || assessment.value.scoreCriteria || evaluation.value.scoreCriteria));
+const helpReport = computed(() => normalizedReports.value.helpReport);
+const assessmentReport = computed(() => normalizedReports.value.assessmentReport);
+const score = computed(() => normalizedReports.value.score);
+const scoreCriteria = computed(() => normalizedReports.value.scoreCriteria);
 const isHelpDisabled = computed(() => !props.hasAnyAnswer || helpLoading.value || isTerminal(helpStatus.value));
 const isAssessmentDisabled = computed(() => !props.hasAnyAnswer || assessmentLoading.value || isTerminal(assessmentStatus.value));
 const helpActionLabel = computed(() => actionLabel(helpStatus.value, "生成助学建议", helpLoading.value));
@@ -173,51 +176,6 @@ function setLocalStatus(type, status) {
   };
 }
 
-function normalizeOperation(operation, root, type) {
-  const value = operation && typeof operation === "object" ? operation : {};
-  const prefix = type === "help" ? "help" : "assessment";
-  const flatReportKey = type === "help" ? "helpReportJson" : "assessmentReportJson";
-  return {
-    ...value,
-    status: String(value.status || root?.[`${prefix}Status`] || "PENDING").toUpperCase(),
-    report: value.report || root?.[flatReportKey] || root?.[`${prefix}Report`] || "",
-    scoreCriteria: value.scoreCriteria || root?.scoreCriteria || [],
-  };
-}
-
-function normalizeCriteria(value) {
-  if (!Array.isArray(value)) return [];
-  return value.map((item) => {
-    if (typeof item === "string") return { name: item, score: "", description: "" };
-    return {
-      name: String(item?.name || item?.criterion || item?.title || "评分项"),
-      score: item?.score ?? item?.weight ?? "",
-      description: String(item?.description || item?.detail || ""),
-    };
-  });
-}
-
-function formatReport(value) {
-  if (value == null) return "";
-  const parsed = typeof value === "string" ? safeParseJson(value) : value;
-  if (parsed == null) return typeof value === "string" ? value : "";
-  try {
-    return JSON.stringify(parsed, null, 2);
-  } catch (error) {
-    return String(value);
-  }
-}
-
-function safeParseJson(value) {
-  if (typeof value !== "string" || !value.trim()) return null;
-  try {
-    const parsed = JSON.parse(value);
-    return parsed && typeof parsed === "object" && !Array.isArray(parsed) ? parsed : null;
-  } catch (error) {
-    return null;
-  }
-}
-
 function isTerminal(status) {
   return ["PROCESSING", "SUCCEEDED"].includes(status);
 }
diff --git a/src/views/components/trainingAiEvaluationReport.cjs b/src/views/components/trainingAiEvaluationReport.cjs
new file mode 100644
index 0000000..a480f6c
--- /dev/null
+++ b/src/views/components/trainingAiEvaluationReport.cjs
@@ -0,0 +1,68 @@
+function safeParseJson(value) {
+  if (typeof value !== "string" || !value.trim()) return null;
+  try {
+    const parsed = JSON.parse(value);
+    return parsed && typeof parsed === "object" && !Array.isArray(parsed) ? parsed : null;
+  } catch (error) {
+    return null;
+  }
+}
+
+function formatReport(value) {
+  if (value == null) return "";
+  const parsed = typeof value === "string" ? safeParseJson(value) : value;
+  if (parsed == null) return typeof value === "string" ? value : "";
+  try {
+    return JSON.stringify(parsed, null, 2);
+  } catch (error) {
+    return String(value);
+  }
+}
+
+function normalizeCriteria(value) {
+  if (!Array.isArray(value)) return [];
+  return value.map((item) => {
+    if (typeof item === "string") return { name: item, score: "", description: "" };
+    return {
+      name: String(item?.name || item?.criterion || item?.title || "评分项"),
+      score: item?.score ?? item?.weight ?? "",
+      description: String(item?.description || item?.detail || ""),
+    };
+  });
+}
+
+function normalizeOperation(operation, root, type) {
+  const value = operation && typeof operation === "object" ? operation : {};
+  const prefix = type === "help" ? "help" : "assessment";
+  const flatReportKey = type === "help" ? "helpReportJson" : "assessmentReportJson";
+  return {
+    ...value,
+    status: String(value.status || root?.[`${prefix}Status`] || "PENDING").toUpperCase(),
+    report: value.report || root?.[flatReportKey] || root?.[`${prefix}Report`] || "",
+    scoreCriteria: value.scoreCriteria || root?.scoreCriteria || [],
+  };
+}
+
+function normalizeEvaluationReports(evaluation) {
+  const root = evaluation && typeof evaluation === "object" ? evaluation : {};
+  const help = normalizeOperation(root.help || root.helpEvaluation, root, "help");
+  const assessment = normalizeOperation(root.assessment || root.assessmentEvaluation, root, "assessment");
+  const assessmentReportData = safeParseJson(root.assessmentReportJson);
+
+  return {
+    help,
+    assessment,
+    helpReport: formatReport(help.report || help.content || help.suggestion),
+    assessmentReport: formatReport(assessment.report || assessment.content || assessment.feedback),
+    score: root.assessmentScore ?? assessment.score ?? assessmentReportData?.score ?? root.score ?? null,
+    scoreCriteria: normalizeCriteria(assessmentReportData?.criteria || assessment.scoreCriteria || root.scoreCriteria),
+  };
+}
+
+module.exports = {
+  formatReport,
+  normalizeCriteria,
+  normalizeEvaluationReports,
+  normalizeOperation,
+  safeParseJson,
+};
diff --git a/tests/ai-training-evaluation.static.test.cjs b/tests/ai-training-evaluation.static.test.cjs
index 3bb8cf6..131d196 100644
--- a/tests/ai-training-evaluation.static.test.cjs
+++ b/tests/ai-training-evaluation.static.test.cjs
@@ -6,6 +6,7 @@ const root = path.resolve(__dirname, "..");
 const api = fs.readFileSync(path.join(root, "src/api/aiTrainingEvaluation.js"), "utf8");
 const component = fs.readFileSync(path.join(root, "src/views/components/TrainingAiEvaluation.vue"), "utf8");
 const page = fs.readFileSync(path.join(root, "src/views/training/GenericTrainingPage.vue"), "utf8");
+const { normalizeEvaluationReports } = require(path.join(root, "src/views/components/trainingAiEvaluationReport.cjs"));
 
 assert(/`\/api\/student\/training-tasks\/\$\{taskKey\}\/ai-evaluation`/.test(api), "evaluation API should use the student task endpoint");
 assert(/\/help/.test(api) && /\/assessment/.test(api), "evaluation API should expose help and assessment operations");
@@ -20,8 +21,38 @@ assert(/!props\.hasAnyAnswer/.test(component), "AI actions should disable when n
 assert(/proxy\?\.\$modal\?\.confirm/.test(component), "assessment should request confirmation through the modal proxy");
 assert(!/v-html/.test(component), "AI reports must be rendered as interpolated text, never v-html");
 assert(/scoreCriteria/.test(component), "assessment should display score criteria");
-assert(/helpReportJson/.test(component) && /assessmentReportJson/.test(component), "flat backend report JSON fields should be mapped for display");
-assert(/assessmentScore/.test(component), "flat backend assessmentScore should be mapped to the displayed score");
-assert(/safeParseJson/.test(component), "flat report JSON should be parsed defensively");
-assert(/safeParseJson\([^)]*assessmentReportJson[^)]*\)[\s\S]*criteria|criteria[\s\S]*safeParseJson\([^)]*assessmentReportJson[^)]*\)/.test(component), "score criteria should be read from parsed assessmentReportJson");
+assert(/normalizeEvaluationReports/.test(component), "the component should use the executable report normalizer");
+
+const normalizedFlatPayload = normalizeEvaluationReports({
+  helpStatus: "succeeded",
+  helpReportJson: JSON.stringify({ summary: "Add supporting data", suggestions: ["Cite the source"] }),
+  assessmentStatus: "succeeded",
+  assessmentScore: 92,
+  assessmentReportJson: JSON.stringify({
+    summary: "Clear analysis",
+    criteria: [
+      { criterion: "Evidence", weight: 40, detail: "Uses relevant data" },
+      "Structure",
+    ],
+  }),
+});
+
+assert.strictEqual(normalizedFlatPayload.help.status, "SUCCEEDED", "flat help status should be normalized");
+assert.match(normalizedFlatPayload.helpReport, /Add supporting data/, "flat help JSON should be formatted for text display");
+assert.strictEqual(normalizedFlatPayload.assessment.status, "SUCCEEDED", "flat assessment status should be normalized");
+assert.strictEqual(normalizedFlatPayload.score, 92, "assessmentScore should take precedence for the displayed score");
+assert.deepStrictEqual(normalizedFlatPayload.scoreCriteria, [
+  { name: "Evidence", score: 40, description: "Uses relevant data" },
+  { name: "Structure", score: "", description: "" },
+], "assessment criteria should be mapped from the flat assessment JSON");
+
+const malformedPayload = normalizeEvaluationReports({
+  helpReportJson: "{not valid JSON",
+  assessmentReportJson: "{also not valid JSON",
+});
+
+assert.strictEqual(malformedPayload.helpReport, "{not valid JSON", "malformed help JSON should remain safe text");
+assert.strictEqual(malformedPayload.assessmentReport, "{also not valid JSON", "malformed assessment JSON should remain safe text");
+assert.strictEqual(malformedPayload.score, null, "malformed assessment JSON should not produce a score");
+assert.deepStrictEqual(malformedPayload.scoreCriteria, [], "malformed assessment JSON should not produce criteria");
 assert(/retry/.test(component) || /重试/.test(component), "failed AI operations should expose a retry action");