청구대장(언제 어디서나 간편한 알림톡 청구서)
Write anywhere, anytime! Bills, non-face-to-face payments, and receipts all at once! Easy transfer and history management with AlimTalk (mobile)! On the PC, detailed management of transmission history, printing, and even saving! We can also issue receipts, tax invoices and cash receipts! Non-face-