diff --git a/src/api/studentTrainingAnswer.js b/src/api/studentTrainingAnswer.js
index 45d34bc..a2a8072 100644
--- a/src/api/studentTrainingAnswer.js
+++ b/src/api/studentTrainingAnswer.js
@@ -1,6 +1,20 @@
 import request from "@/utils/request";
 import { getDemoAnswerKey, getStudentDemoSession, isStudentDemo } from "@/utils/studentDemo";
 
+const newProductSurveyStepOneAnswers = {
+  "selling-point-1": "核心层",
+  "selling-point-2": "有形层",
+  "selling-point-3": "核心层",
+  "selling-point-4": "核心层",
+  "selling-point-5": "有形层",
+  "selling-point-6": "有形层",
+  "selling-point-7": "有形层",
+  "selling-point-8": "延伸层",
+  "selling-point-9": "延伸层",
+  "selling-point-10": "延伸层",
+  "selling-point-11": "有形层",
+};
+
 function demoResult(taskKey) {
   try { return JSON.parse(sessionStorage.getItem(getDemoAnswerKey(taskKey)) || "null"); } catch (error) { return null; }
 }
@@ -49,3 +63,34 @@ export function uploadStudentTrainingFile(data) {
     },
   });
 }
+
+export function checkNewProductSurveyStepOne(items) {
+  if (isStudentDemo()) {
+    const results = Array.isArray(items)
+      ? items.map((item) => {
+          const correct = newProductSurveyStepOneAnswers[item?.id] === item?.category;
+          return {
+            id: item?.id,
+            correct,
+            message: correct ? "分类正确" : "分类有误，请重新选择",
+          };
+        })
+      : [];
+    const correctCount = results.filter((item) => item.correct).length;
+    return Promise.resolve({
+      code: 200,
+      data: {
+        items: results,
+        correctCount,
+        totalCount: results.length,
+        allCorrect: results.length === Object.keys(newProductSurveyStepOneAnswers).length && correctCount === results.length,
+      },
+    });
+  }
+  return request({
+    url: "/api/student-training-answers/new-product-survey/step-1/check",
+    method: "post",
+    data: { items },
+    headers: { repeatSubmit: false },
+  });
+}
diff --git a/src/views/foundation/new-product-survey.vue b/src/views/foundation/new-product-survey.vue
index 7f8e381..62f7d16 100644
--- a/src/views/foundation/new-product-survey.vue
+++ b/src/views/foundation/new-product-survey.vue
@@ -50,60 +50,38 @@
                 <p class="section-eyebrow">Step 01</p>
                 <h3>{{ getStepName(1) }}</h3>
               </div>
-              <span class="step-chip">案例信息提取</span>
+              <span class="step-chip">卖点分类练习</span>
             </div>
-            <p class="step-desc">请根据实训要求中的案例一信息，分别从核心层、有形层、延伸层提取信息，并填写对应信息；</p>
+            <p class="step-desc">查看案例产品详情，仔细阅读主图及详情页信息，对下列产品卖点进行三层次分类。</p>
 
-            <label class="field-block">
-              <span>该款智能产品平台类目是：</span>
-              <input v-model="step1Form.category" class="input-field input-single" />
-            </label>
-
-            <label class="field-block">
-              <span>核心层：从上图可以提炼出该款智能产品解决的用户痛点为：</span>
-              <textarea v-model="step1Form.corePain" class="input-field" rows="4" />
-            </label>
-
-            <label class="field-block">
-              <span>有形层：从产品主图可以看出，关于产品有形层的主要卖点为：</span>
-              <textarea v-model="step1Form.tangibleSellingPoint" class="input-field" rows="4" />
-            </label>
-
-            <label class="field-block">
-              <span>价格带为：</span>
-              <div class="price-options">
-                <button
-                  v-for="option in priceOptions"
-                  :key="option.value"
-                  type="button"
-                  :class="['price-option', { active: step1Form.priceBand === option.value }]"
-                  @click="step1Form.priceBand = option.value"
-                >
-                  {{ step1Form.priceBand === option.value ? "√" : "" }}{{ option.label }}
-                </button>
-              </div>
-            </label>
-
-            <p class="step-desc">延伸层：从产品主图可以看出，关于产品品牌保证发货等延伸层相关描述为：</p>
-            <div class="form-grid three">
-              <label class="field-block">
-                <span>店铺名称：</span>
-                <input v-model="step1Form.storeName" class="input-field input-single" />
-              </label>
-              <label class="field-block">
-                <span>店铺星级：</span>
-                <input v-model="step1Form.storeRating" class="input-field input-single" />
-              </label>
-              <label class="field-block">
-                <span>发货优势：</span>
-                <input v-model="step1Form.shippingAdvantage" class="input-field input-single" />
-              </label>
+            <div class="training-table-wrap classification-table-wrap">
+              <table class="training-data-table classification-table">
+                <thead>
+                  <tr>
+                    <th>序号</th>
+                    <th>卖点</th>
+                    <th>三层次分类</th>
+                  </tr>
+                </thead>
+                <tbody>
+                  <tr v-for="(point, index) in STEP_ONE_SELLING_POINTS" :key="point.id" :class="feedbackClass(point.id)">
+                    <td class="classification-number">{{ index + 1 }}</td>
+                    <td class="classification-selling-point">{{ point.text }}</td>
+                    <td class="classification-select-cell">
+                      <el-select v-model="classifications[point.id]" placeholder="请选择分类" :disabled="checking" @change="clearFeedback(point.id)">
+                        <el-option v-for="category in LAYER_OPTIONS" :key="category" :label="category" :value="category" />
+                      </el-select>
+                      <p v-if="checkResult?.itemsById?.[point.id]" class="classification-feedback">
+                        {{ checkResult.itemsById[point.id].message }}
+                      </p>
+                    </td>
+                  </tr>
+                </tbody>
+              </table>
             </div>
-
-            <label class="field-block">
-              <span>根据该产品主图、详情、评价等信息，在产品介绍、外观设计和功能上您有何改进建议？</span>
-              <textarea v-model="step1Form.improvement" class="input-field" rows="4" />
-            </label>
+            <p v-if="checkResult" class="classification-summary" :class="{ 'is-success': checkResult.allCorrect }">
+              本次判题：{{ checkResult.correctCount }} / {{ checkResult.totalCount }} 项分类正确
+            </p>
           </div>
         </section>
 
@@ -216,12 +194,12 @@
             <el-icon><ArrowLeft /></el-icon>
             上一步
           </button>
-          <button type="button" class="btn-nav btn-save" :disabled="saving" @click="saveCurrentProgress">
+          <button type="button" class="btn-nav btn-save" :disabled="saving || checking" @click="saveCurrentProgress">
             <el-icon><CircleCheck /></el-icon>
             保存当前进度
           </button>
-          <button type="button" class="btn-nav btn-primary" :disabled="currentStep === steps.length" @click="nextStep">
-            下一步
+          <button type="button" class="btn-nav btn-primary" :disabled="currentStep === steps.length || saving || checking" @click="nextStep">
+            {{ checking ? "正在判题" : "下一步" }}
             <el-icon><ArrowRight /></el-icon>
           </button>
         </div>
@@ -263,7 +241,7 @@ import {
   TrendCharts,
 } from "@element-plus/icons-vue";
 import { getTrainingTaskByKey } from "@/api/trainingTask";
-import { getStudentTrainingAnswer, saveStudentTrainingAnswer } from "@/api/studentTrainingAnswer";
+import { checkNewProductSurveyStepOne, getStudentTrainingAnswer, saveStudentTrainingAnswer } from "@/api/studentTrainingAnswer";
 import useUserStore from "@/store/modules/user";
 import { extractTrainingStepNames } from "@/views/training/taskKeyMap";
 import TrainingAiSidebar from "@/views/components/TrainingAiSidebar.vue";
@@ -276,14 +254,15 @@ const userStore = useUserStore();
 
 const taskConfig = ref(null);
 const saving = ref(false);
+const checking = ref(false);
 const draftReady = ref(false);
 const currentStep = ref(1);
 
 const defaultSteps = [
-  { no: 1, name: "产品三层次理论应用", icon: Search },
+  { no: 1, name: "产品卖点的三层次分类", icon: Search },
   { no: 2, name: "选定调查平台与产品", icon: DataAnalysis },
-  { no: 3, name: "AI新产品三层次分析", icon: TrendCharts },
-  { no: 4, name: "AI技术价值分析", icon: Operation },
+  { no: 3, name: "AI产品三层次分析", icon: TrendCharts },
+  { no: 4, name: "AI应用价值分析", icon: Operation },
 ];
 
 const defaultGoals = [
@@ -313,23 +292,22 @@ const steps = computed(() => {
   }));
 });
 
-const priceOptions = [
-  { label: "1000元以下的基础款", value: "basic" },
-  { label: "1000-3000元的进阶全能款", value: "advanced" },
-  { label: "3000元以上的旗舰高端款", value: "flagship" },
+const LAYER_OPTIONS = ["核心层", "有形层", "延伸层"];
+
+const STEP_ONE_SELLING_POINTS = [
+  { id: "selling-point-1", text: "生日礼物女孩子毕业儿童3到6岁10小女童" },
+  { id: "selling-point-2", text: "AI智能机器人毛绒玩具" },
+  { id: "selling-point-3", text: "豆包+DeepSeek六大混合模型，多语种AI对话" },
+  { id: "selling-point-4", text: "覆盖百科、算术、语文、诗词、AI翻译等，早教能力强，还具备情绪感知安抚功能" },
+  { id: "selling-point-5", text: "安全亲肤，零甲醛零荧光剂，母婴级不掉毛" },
+  { id: "selling-point-6", text: "柔软手感，舒心无忧，内赠USB充电线" },
+  { id: "selling-point-7", text: "嘴巴会动，翅膀煽动，脖子扭动，触摸感应触发，说话跳舞同步" },
+  { id: "selling-point-8", text: "可自由定制角色/专属音色，打造宝宝专属小伙伴，适配哄睡、早教、陪伴多场景" },
+  { id: "selling-point-9", text: "快递免运费，预计7小时内发货" },
+  { id: "selling-point-10", text: "大促价保、假一赔四、极速退款、7天无理由退换" },
+  { id: "selling-point-11", text: "店铺优惠后169元起" },
 ];
 
-const createStep1Form = () => ({
-  category: "",
-  corePain: "",
-  tangibleSellingPoint: "",
-  priceBand: "basic",
-  storeName: "",
-  storeRating: "",
-  shippingAdvantage: "",
-  improvement: "",
-});
-
 const createStep2Rows = () => [
   { scene: "", platform: "", keyword: "", category: "", sales: "" },
   { scene: "", platform: "", keyword: "", category: "", sales: "" },
@@ -369,7 +347,8 @@ const createStep4Form = () => ({
   extendedValue: "",
 });
 
-const step1Form = ref(createStep1Form());
+const classifications = ref({});
+const checkResult = ref(null);
 const step2Rows = ref(createStep2Rows());
 const step3Rows = ref(createStep3Rows());
 const step4Form = ref(createStep4Form());
@@ -405,7 +384,7 @@ onMounted(async () => {
 });
 
 watch(
-  [step1Form, step2Rows, step3Rows, step4Form, currentStep],
+  [classifications, checkResult, step2Rows, step3Rows, step4Form, currentStep],
   () => persistDraft(),
   { deep: true }
 );
@@ -495,12 +474,51 @@ function applySavedAnswer(value) {
 function applyStep1Answer(value) {
   const parsed = safeParse(value);
   if (!parsed || typeof parsed !== "object") return false;
-  const source = parsed.step1Form || parsed;
-  const fields = Object.keys(createStep1Form());
-  const hasValue = fields.some((key) => source[key] !== undefined && source[key] !== null && source[key] !== "");
-  if (!hasValue) return false;
-  step1Form.value = { ...createStep1Form(), ...pickFields(source, fields) };
-  return true;
+  const source = parsed.classifications || parsed.step1Form || parsed;
+  const restored = STEP_ONE_SELLING_POINTS.reduce((result, point) => {
+    if (LAYER_OPTIONS.includes(source?.[point.id])) {
+      result[point.id] = source[point.id];
+    }
+    return result;
+  }, {});
+  classifications.value = restored;
+  checkResult.value = normalizeCheckResult(parsed.checkResult);
+  return Object.keys(restored).length > 0;
+}
+
+function normalizeCheckResult(value) {
+  if (!value || typeof value !== "object" || !Array.isArray(value.items)) return null;
+  const itemsById = value.items.reduce((result, item) => {
+    if (item?.id) result[item.id] = item;
+    return result;
+  }, {});
+  return {
+    items: value.items,
+    itemsById,
+    correctCount: Number(value.correctCount || 0),
+    totalCount: Number(value.totalCount || value.items.length),
+    allCorrect: Boolean(value.allCorrect),
+  };
+}
+
+function feedbackClass(id) {
+  const item = checkResult.value?.itemsById?.[id];
+  if (!item) return "";
+  return item.correct ? "classification-row--correct" : "classification-row--incorrect";
+}
+
+function clearFeedback(id) {
+  if (checkResult.value?.itemsById?.[id]) {
+    checkResult.value = null;
+  }
+}
+
+function hasCompletedClassifications() {
+  return STEP_ONE_SELLING_POINTS.every((point) => LAYER_OPTIONS.includes(classifications.value[point.id]));
+}
+
+function buildCheckItems() {
+  return STEP_ONE_SELLING_POINTS.map((point) => ({ id: point.id, category: classifications.value[point.id] }));
 }
 
 function applyStep2Answer(value) {
@@ -564,7 +582,7 @@ function buildAnswerPayload(status) {
   return {
     saveAction,
     currentStep: currentStep.value,
-    step1Answer: JSON.stringify(step1Form.value),
+    step1Answer: JSON.stringify({ classifications: classifications.value, checkResult: checkResult.value }),
     step2Answer: JSON.stringify(step2Rows.value),
     step3Answer: JSON.stringify(step3Rows.value),
     step4Answer: JSON.stringify(step4Form.value),
@@ -591,7 +609,34 @@ function submitTask() {
   return saveAnswer("SUBMITTED");
 }
 
-function nextStep() {
+async function nextStep() {
+  if (currentStep.value !== 1) {
+    advanceStep();
+    return;
+  }
+  if (!hasCompletedClassifications()) {
+    proxy?.$modal?.msgWarning("请完成全部卖点分类后再进入下一步");
+    return;
+  }
+  checking.value = true;
+  try {
+    const res = await checkNewProductSurveyStepOne(buildCheckItems());
+    checkResult.value = normalizeCheckResult(res?.data);
+    await saveAnswer("IN_PROGRESS", true);
+    if (checkResult.value?.allCorrect) {
+      proxy?.$modal?.msgSuccess("分类全部正确，已进入下一步");
+      advanceStep();
+    } else {
+      proxy?.$modal?.msgWarning("存在分类错误，请根据提示修改后重新判题");
+    }
+  } catch (error) {
+    proxy?.$modal?.msgError(error?.message || "判题失败，请稍后重试");
+  } finally {
+    checking.value = false;
+  }
+}
+
+function advanceStep() {
   if (currentStep.value < steps.value.length) {
     currentStep.value += 1;
   }
@@ -604,7 +649,8 @@ function prevStep() {
 }
 
 function resetExample() {
-  step1Form.value = createStep1Form();
+  classifications.value = {};
+  checkResult.value = null;
   step2Rows.value = createStep2Rows();
   step3Rows.value = createStep3Rows();
   step4Form.value = createStep4Form();
@@ -619,7 +665,8 @@ function buildOutcome() {
     taskId: taskConfig.value?.id || "",
     currentStep: currentStep.value,
     steps: steps.value.map((item) => item.name),
-    step1Form: step1Form.value,
+    classifications: classifications.value,
+    checkResult: checkResult.value,
     step2Rows: step2Rows.value,
     step3Rows: step3Rows.value,
     step4Form: step4Form.value,
@@ -1249,6 +1296,61 @@ function exportOutcome() {
   background: rgba(13, 64, 88, 0.62);
 }
 
+.classification-table-wrap {
+  margin-top: 20px;
+}
+
+.classification-table th:first-child,
+.classification-table td:first-child {
+  width: 84px;
+  text-align: center;
+}
+
+.classification-table th:last-child,
+.classification-table td:last-child {
+  width: 240px;
+}
+
+.classification-number {
+  color: #9bdcff;
+  font-weight: 800;
+}
+
+.classification-selling-point {
+  line-height: 1.65;
+}
+
+.classification-select-cell :deep(.el-select) {
+  width: 100%;
+}
+
+.classification-row--correct td {
+  background: rgba(23, 181, 121, 0.12);
+}
+
+.classification-row--incorrect td {
+  background: rgba(239, 91, 91, 0.13);
+}
+
+.classification-feedback,
+.classification-summary {
+  margin: 8px 0 0;
+  color: #ffb1b1;
+  font-size: 12px;
+  line-height: 1.45;
+}
+
+.classification-row--correct .classification-feedback,
+.classification-summary.is-success {
+  color: #86e7bd;
+}
+
+.classification-summary {
+  margin-top: 16px;
+  font-size: 14px;
+  font-weight: 700;
+}
+
 @media (max-width: 1100px) {
   .new-product-value-page {
     grid-template-columns: 1fr;
@@ -1312,6 +1414,10 @@ function exportOutcome() {
   .price-options {
     grid-template-columns: 1fr;
   }
+
+  .classification-table {
+    min-width: 720px;
+  }
 }
 </style>
 
diff --git a/tests/new-product-survey-step-one.static.test.cjs b/tests/new-product-survey-step-one.static.test.cjs
new file mode 100644
index 0000000..afcf99b
--- /dev/null
+++ b/tests/new-product-survey-step-one.static.test.cjs
@@ -0,0 +1,19 @@
+const assert = require("node:assert/strict");
+const fs = require("node:fs");
+const path = require("node:path");
+
+const root = path.resolve(__dirname, "..");
+const page = fs.readFileSync(path.join(root, "src/views/foundation/new-product-survey.vue"), "utf8");
+const api = fs.readFileSync(path.join(root, "src/api/studentTrainingAnswer.js"), "utf8");
+
+assert.match(page, /const STEP_ONE_SELLING_POINTS = \[/, "step one must define its fixed selling-point questions");
+assert.ok((page.match(/selling-point-/g) || []).length >= 11, "step one must contain all 11 selling points");
+assert.match(page, /核心层/, "classification options must include 核心层");
+assert.match(page, /有形层/, "classification options must include 有形层");
+assert.match(page, /延伸层/, "classification options must include 延伸层");
+assert.match(page, /checkNewProductSurveyStepOne/, "step one must request server-side grading");
+assert.match(page, /checkResult/, "step one must retain grading feedback");
+assert.match(page, /TrainingMaterialButton/, "the existing material download button must remain in place");
+assert.match(api, /new-product-survey\/step-1\/check/, "the student API must call the step-one grading endpoint");
+
+console.log("new product survey step-one contract passed");