diff --git a/api/fragment/hard_add.php b/api/fragment/hard_add.php
index 30b337b..af45bbe 100644
--- a/api/fragment/hard_add.php
+++ b/api/fragment/hard_add.php
@@ -29,13 +29,20 @@ $idNumber    = trim($_POST['id_number'] ?? '');
 $platform    = trim($_POST['platform'] ?? '');
 $accountId   = trim($_POST['account_id'] ?? '');
 $profileUrl  = trim($_POST['profile_url'] ?? '');
-$category    = trim($_POST['target_product_category'] ?? '');
-$description = trim($_POST['description'] ?? '');
 $sourceChannel = trim($_POST['source_channel'] ?? '');
 if ($sourceChannel === '') {
     $sourceChannel = '手动录入';
 }
 
+// 硬数据标准校验：
+//   企业/产品/需求 → 企业名称必填；人员 → 手机、邮箱至少填一个；混合 → 至少有一项内容
+if (in_array($sourceType, ['company', 'product', 'need'], true) && $companyName === '') {
+    Response::error('企业类型硬数据：企业名称为必填项', 400);
+}
+if ($sourceType === 'person' && $phone === '' && $email === '') {
+    Response::error('人员类型硬数据：手机号码、邮箱至少填写一项', 400);
+}
+
 // 格式校验：手机 / 邮箱 / 身份证 / 主页链接
 checkFieldFormat('phone', $phone);
 checkFieldFormat('email', $email);
@@ -74,23 +81,21 @@ if ($accountId !== '') $extra['account_id'] = $accountId;
 if ($profileUrl !== '') $extra['profile_url'] = $profileUrl;
 
 // 至少有一项内容才能录为碎片
-if ($companyName === '' && $personName === '' && $phone === '' && $email === '' && $category === '' && $description === '' && !$extra) {
+if ($companyName === '' && $personName === '' && $phone === '' && $email === '' && !$extra) {
     Response::error('请至少填写一项内容', 400);
 }
 
 $pdo->prepare(
     "INSERT INTO preliminary_data
         (source_type, company_name, person_name, contact_phone, contact_email,
-         target_product_category, description, source_channel, recorded_by, status, extra_info)
-     VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, '待处理', ?)"
+         source_channel, recorded_by, status, extra_info)
+     VALUES (?, ?, ?, ?, ?, ?, ?, '待处理', ?)"
 )->execute([
     $sourceType,
     $companyName !== '' ? $companyName : null,
     $personName !== '' ? $personName : null,
     $phone !== '' ? $phone : null,
     $email !== '' ? $email : null,
-    $category !== '' ? $category : null,
-    $description !== '' ? $description : null,
     $sourceChannel,
     $_SESSION['username'] ?? null,
     $extra ? json_encode($extra, JSON_UNESCAPED_UNICODE) : null,
diff --git a/api/fragment/hard_common.php b/api/fragment/hard_common.php
index 78e29f3..aaf62b6 100644
--- a/api/fragment/hard_common.php
+++ b/api/fragment/hard_common.php
@@ -4,11 +4,11 @@
  * 被 hard_list.php 与 hard_detail.php 共用
  */
 
-/** 硬碎片可统计字段（公司名/联系人/电话/邮箱/品类/描述） */
-const HARD_FIELDS = ['company_name', 'person_name', 'contact_phone', 'contact_email', 'target_product_category', 'description'];
+/** 硬碎片可统计字段（核心+重要：企业名/联系人/手机/邮箱；品类与描述已从表中移除） */
+const HARD_FIELDS = ['company_name', 'person_name', 'contact_phone', 'contact_email'];
 const HARD_LABELS = [
     'company_name' => '公司名称', 'person_name' => '联系人', 'contact_phone' => '电话',
-    'contact_email' => '邮箱', 'target_product_category' => '产品品类', 'description' => '描述',
+    'contact_email' => '邮箱',
 ];
 
 /** 计算硬碎片完整度：已填字段数 ÷ 总可填字段数 × 100% */
@@ -36,7 +36,5 @@ function hardSummary($row)
     if (!empty($row['person_name'])) $parts[] = '联系人:' . $row['person_name'];
     if (!empty($row['contact_phone'])) $parts[] = '手机:' . $row['contact_phone'];
     if (!empty($row['contact_email'])) $parts[] = '邮箱:' . $row['contact_email'];
-    if (!empty($row['target_product_category'])) $parts[] = '品类:' . $row['target_product_category'];
-    if (empty($parts) && !empty($row['description'])) $parts[] = '描述:' . mb_substr($row['description'], 0, 20);
     return implode(' ', $parts);
 }
diff --git a/api/fragment/hard_convert.php b/api/fragment/hard_convert.php
index 83db34c..dc7aec1 100644
--- a/api/fragment/hard_convert.php
+++ b/api/fragment/hard_convert.php
@@ -39,8 +39,8 @@ $companyName = trim($_POST['company_name'] ?? ($frag['company_name'] ?? ''));
 $personName  = trim($_POST['person_name'] ?? ($frag['person_name'] ?? ''));
 $phone       = trim($_POST['contact_phone'] ?? ($frag['contact_phone'] ?? ''));
 $email       = trim($_POST['contact_email'] ?? ($frag['contact_email'] ?? ''));
-$category    = trim($_POST['target_product_category'] ?? ($frag['target_product_category'] ?? ''));
-$description = trim($_POST['description'] ?? ($frag['description'] ?? ''));
+$category    = trim($_POST['target_product_category'] ?? ''); // 仅补全录入表单提供（表中已无该字段）
+$description = trim($_POST['description'] ?? ''); // 仅补全录入表单提供
 $industry    = trim($_POST['industry'] ?? '');
 $sourceChannel = $frag['source_channel'] ?? null;
 
@@ -105,7 +105,7 @@ switch ($targetType) {
             $industry !== '' ? $industry : null,
             $description !== '' ? $description : null,
             $sourceChannel,
-            $frag['description'] ?? null,
+            $description !== '' ? $description : null,
         ]);
         $convertedId = (int)$pdo->lastInsertId();
         $saveContacts('company', $convertedId);
@@ -120,7 +120,7 @@ switch ($targetType) {
         $unionId = 'P' . date('YmdHis') . substr(uniqid(), -6);
         $pdo->prepare(
             "INSERT INTO persons (union_id, full_name, source_channel, source_detail) VALUES (?, ?, ?, ?)"
-        )->execute([$unionId, $personName, $sourceChannel, $frag['description'] ?? null]);
+        )->execute([$unionId, $personName, $sourceChannel, $description !== '' ? $description : null]);
         $convertedId = (int)$pdo->lastInsertId();
         $saveContacts('person', $convertedId);
         updateIncomplete($pdo, 'persons', $convertedId);
diff --git a/api/fragment/hard_list.php b/api/fragment/hard_list.php
index 4d5c2d2..6c6c081 100644
--- a/api/fragment/hard_list.php
+++ b/api/fragment/hard_list.php
@@ -38,7 +38,7 @@ $total = (int)$stmt->fetchColumn();
 $offset = ($page - 1) * $limit;
 $stmt = $pdo->prepare(
     "SELECT id, source_type, company_name, person_name, contact_phone, contact_email,
-            target_product_category, description, status, source_channel, recorded_by,
+            status, source_channel, recorded_by,
             follow_person, converted_type, converted_id, created_at, updated_at
      FROM preliminary_data
      WHERE $whereSql
diff --git a/sql/migration_v1.0.41.sql b/sql/migration_v1.0.41.sql
new file mode 100644
index 0000000..5390e4d
--- /dev/null
+++ b/sql/migration_v1.0.41.sql
@@ -0,0 +1,14 @@
+-- ============================================================
+-- SuperLink Web - v1.0.41 数据库结构变更
+-- preliminary_data 瘦身：只保留核心/重要字段，删除非必要字段
+--   保留：company_name(核心) / contact_phone(核心) / contact_email(核心) / person_name(重要)
+--   删除：target_product_category(非必要) / description(非必要)
+-- 说明：删除前先备份整表到 preliminary_data_bak_20260810
+-- ============================================================
+SET NAMES utf8mb4;
+
+CREATE TABLE `preliminary_data_bak_20260810` AS SELECT * FROM `preliminary_data`;
+
+ALTER TABLE `preliminary_data`
+    DROP COLUMN `target_product_category`,
+    DROP COLUMN `description`;
diff --git a/static/js/config.js b/static/js/config.js
index d4f49b3..fdfe127 100644
--- a/static/js/config.js
+++ b/static/js/config.js
@@ -5,7 +5,7 @@ var BASE_URL = '/api/';
 var PAGE_SIZE = 20;
 
 /** 系统版本号（logo旁展示）：修改代码后运行 tools/bump_version.php 自动递增 */
-var APP_VERSION = 'v1.0.40';
+var APP_VERSION = 'v1.0.41';
 
 /** 页脚版权/备案信息（在 config.js 中修改） */
 var FOOTER_TEXT = '© 2026 SuperLink 管理系统 版权所有 | 备案号：请替换为真实备案号';
diff --git a/static/js/fragment.js b/static/js/fragment.js
index 833a9ff..cbd85d7 100644
--- a/static/js/fragment.js
+++ b/static/js/fragment.js
@@ -42,7 +42,7 @@ $(function () {
             // ================= 硬碎片 =================
             '<div class="card" style="margin-top:14px;">' +
             '  <div style="display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;">' +
-            '    <b style="font-size:15px;color:#1e2a3a;">【硬数据新增与处理】</b>' +
+            '    <b style="font-size:15px;color:#1e2a3a;">硬数据新增与处理</b>' +
             '    <span style="font-size:12px;color:#8a94a6;">关键字段缺失、未入主表的原始线索（不含已转换/已废弃）</span>' +
             '  </div>' +
             '  <div class="toolbar">' +
@@ -68,7 +68,7 @@ $(function () {
             // ================= 软碎片 =================
             '<div class="card" style="margin-top:14px;">' +
             '  <div style="display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;">' +
-            '    <b style="font-size:15px;color:#1e2a3a;">【软数据碎片处理】</b>' +
+            '    <b style="font-size:15px;color:#1e2a3a;">软数据碎片处理</b>' +
             '    <span style="font-size:12px;color:#8a94a6;">已入主表但完整度低于阈值的记录（is_incomplete=1）</span>' +
             '  </div>' +
             '  <div class="toolbar">' +
@@ -212,7 +212,6 @@ $(function () {
             '  <div class="form-item"><label>联系电话</label><input type="text" name="contact_phone" placeholder="如：13812345678"></div>' +
             '  <div class="form-item"><label>联系邮箱</label><input type="text" name="contact_email" placeholder="如：a@b.com"></div>' +
             '  <div class="form-item" id="ha-f-idnumber"><label>身份证号码</label><input type="text" name="id_number" placeholder="15 或 18 位"></div>' +
-            '  <div class="form-item" id="ha-f-category"><label>意向产品品类</label><input type="text" name="target_product_category" placeholder="如：工业机器人"></div>' +
             '  <div class="form-item"><label>来源渠道</label><select name="source_channel" id="ha-source"><option value="手动录入">手动录入</option></select></div>' +
             '  <div class="form-item" id="ha-f-platform"><label>社媒平台</label><select name="platform" id="ha-platform"><option value="">-</option>' +
             '    <option value="wechat">微信</option><option value="weibo">微博</option><option value="douyin">抖音</option>' +
@@ -246,7 +245,6 @@ $(function () {
             var t = $('#ha-type').val();
             $('#ha-f-company_name').toggle(t !== 'person');
             $('#ha-f-person_name').toggle(t === 'person' || t === 'mixed');
-            $('#ha-f-category').toggle(t === 'product' || t === 'need');
         }
         $('#ha-type').on('change', syncFields);
         syncFields();
@@ -260,6 +258,9 @@ $(function () {
                 if (name) fd[name] = $(this).val();
             });
             fd.source_type = $('#ha-type').val();
+            // 硬数据标准校验：企业/产品/需求 → 企业名称必填；人员 → 手机、邮箱至少一项
+            if (fd.source_type !== 'person' && !$.trim(fd.company_name)) { Dialog.error('企业类型硬数据：企业名称为必填项'); return; }
+            if (fd.source_type === 'person' && !$.trim(fd.contact_phone) && !$.trim(fd.contact_email)) { Dialog.error('人员类型硬数据：手机号码、邮箱至少填写一项'); return; }
             // 格式校验：手机 / 邮箱 / 身份证
             if (fd.contact_phone && !validatePhoneCN(fd.contact_phone)) { Dialog.error('手机号码格式不正确（应为国内 11 位手机号，如 13812345678）'); return; }
             if (fd.contact_email && !validateEmail(fd.contact_email)) { Dialog.error('邮箱格式不正确'); return; }
@@ -281,7 +282,7 @@ $(function () {
             var rowHtml = '';
             var fields = [
                 ['类型', d.source_type_label], ['公司名称', d.company_name], ['联系人', d.person_name],
-                ['联系电话', d.contact_phone], ['联系邮箱', d.contact_email], ['意向品类', d.target_product_category],
+                ['联系电话', d.contact_phone], ['联系邮箱', d.contact_email],
                 ['来源渠道', d.source_channel], ['录入人', d.recorded_by], ['状态', d.status],
                 ['录入时间', d.created_at], ['处理时间', d.processed_at]
             ];
@@ -289,9 +290,6 @@ $(function () {
                 rowHtml += '<div style="display:flex;margin:6px 0;"><span style="width:80px;color:#8a94a6;">' + f[0] + '</span>' +
                     '<span>' + escHtml(f[1] || '-') + '</span></div>';
             });
-            if (d.description) {
-                rowHtml += '<div style="margin:6px 0;"><span style="color:#8a94a6;">原始描述</span><div style="margin-top:4px;padding:8px;background:#f7f8fa;border-radius:4px;font-size:12px;max-height:120px;overflow:auto;">' + escHtml(d.description) + '</div></div>';
-            }
             Dialog.open({
                 title: '硬碎片详情（完整度 ' + d.completeness + '%）',
                 area: ['560px', 'auto'],