diff --git a/src/components/Modal/UploadPreviewModal.ts b/src/components/Modal/UploadPreviewModal.ts
index ff8ffaf..4c9fe56 100644
--- a/src/components/Modal/UploadPreviewModal.ts
+++ b/src/components/Modal/UploadPreviewModal.ts
@@ -1,6 +1,7 @@
 import { openModal, closeModals } from './BaseModal';
-import { createIcons, X, Check, Database, Save, FileSpreadsheet, Layers } from 'lucide';
+import { createIcons, X, Check, Database, Save, FileSpreadsheet, Layers, RefreshCcw } from 'lucide';
 import { state, loadMasterDataFromDB } from '../../core/state';
+import { TYPE_PREFIX_MAP } from './SharedData';
 
 let parsedData: any = null;
 let currentTab: string = '';
@@ -37,6 +38,9 @@ const UPLOAD_PREVIEW_MODAL_HTML = `
             <div style="display:flex; align-items:center; gap:0.5rem;">
               <span id="current-tab-name" style="font-weight:700; font-size:16px;">선택된 탭 없음</span>
               <span id="current-tab-count" class="badge badge-primary">0건</span>
+              <button id="btn-bulk-generate-codes" class="btn btn-outline btn-sm hidden" style="margin-left:1rem; height:28px; font-size:12px; padding:0 0.75rem;">
+                <i data-lucide="refresh-ccw" style="width:14px; height:14px; margin-right:4px;"></i> 자산코드 일괄 생성
+              </button>
             </div>
             <div style="font-size:12px; color:var(--text-muted);">
               * 아래 데이터가 신규로 추가되거나 기존 데이터가 갱신됩니다.
@@ -72,6 +76,9 @@ export function initUploadPreviewModal(onSuccess?: () => void) {
   document.getElementById('btn-confirm-upload')?.addEventListener('click', () => {
     confirmUpload();
   });
+  document.getElementById('btn-bulk-generate-codes')?.addEventListener('click', () => {
+    generateBulkCodes();
+  });
 }
 
 export function openUploadPreview(data: any) {
@@ -87,7 +94,7 @@ export function openUploadPreview(data: any) {
   renderCurrentTable();
   
   openModal('upload-preview-modal');
-  createIcons({ icons: { X, Check, Database, Save, FileSpreadsheet, Layers } });
+  createIcons({ icons: { X, Check, Database, Save, FileSpreadsheet, Layers, RefreshCcw } });
 }
 
 function renderTabs() {
@@ -138,6 +145,13 @@ function renderCurrentTable() {
   tabNameEl.textContent = currentTab;
   tabCountEl.textContent = `${data.length}건`;
 
+  const generateBtn = document.getElementById('btn-bulk-generate-codes');
+  const isHwTab = ['개인PC', '서버', '스토리지', '전산비품', '모바일기기'].includes(currentTab);
+  if (generateBtn) {
+    if (isHwTab) generateBtn.classList.remove('hidden');
+    else generateBtn.classList.add('hidden');
+  }
+
   if (!data || data.length === 0) {
     tableWrapper.innerHTML = '<div style="padding:4rem; text-align:center; color:var(--text-muted);">표시할 데이터가 없습니다.</div>';
     return;
@@ -222,3 +236,63 @@ async function confirmUpload() {
     }
   }
 }
+
+async function generateBulkCodes() {
+  const data = parsedData[currentTab];
+  if (!data) return;
+
+  const generateBtn = document.getElementById('btn-bulk-generate-codes') as HTMLButtonElement;
+  if (generateBtn) {
+    generateBtn.disabled = true;
+    generateBtn.innerHTML = '<i data-lucide="refresh-ccw" class="animate-spin"></i> 생성 중...';
+    createIcons({ icons: { RefreshCcw } });
+  }
+
+  try {
+    // Group rows by prefix (type + purchase_ym)
+    const rowsToProcess = data.filter((r: any) => !r.자산코드);
+    if (rowsToProcess.length === 0) {
+      alert('이미 모든 항목에 자산코드가 부여되어 있습니다.');
+      return;
+    }
+
+    const groups: Record<string, any[]> = {};
+    rowsToProcess.forEach((r: any) => {
+      const type = r.비품유형 || r.기기유형 || r.type || 'ETC';
+      const typeCode = TYPE_PREFIX_MAP[type] || 'ETC';
+      const purchaseYM = String(r.구매연월 || '').replace(/[^0-9]/g, '');
+      if (purchaseYM.length < 6) {
+        // Fallback or skip
+        return;
+      }
+      const prefix = `${typeCode}-${purchaseYM.substring(0, 6)}-`;
+      if (!groups[prefix]) groups[prefix] = [];
+      groups[prefix].push(r);
+    });
+
+    for (const prefix in groups) {
+      const rows = groups[prefix];
+      // Fetch current next code for this prefix
+      const res = await fetch(`http://172.16.40.100:3000/api/generate-asset-code?prefix=${prefix}`);
+      const result = await res.json();
+      if (result.nextCode) {
+        let baseNum = parseInt(result.nextCode.replace(prefix, ''));
+        rows.forEach((r, idx) => {
+          r.자산코드 = `${prefix}${(baseNum + idx).toString().padStart(4, '0')}`;
+        });
+      }
+    }
+
+    renderCurrentTable();
+    alert(`${rowsToProcess.length}건의 자산코드가 생성되었습니다.`);
+  } catch (err) {
+    console.error(err);
+    alert('자산코드 생성 중 오류가 발생했습니다.');
+  } finally {
+    if (generateBtn) {
+      generateBtn.disabled = false;
+      generateBtn.innerHTML = '<i data-lucide="refresh-ccw"></i> 자산코드 일괄 생성';
+      createIcons({ icons: { RefreshCcw } });
+    }
+  }
+}