# DeliverBooks - Automated Bookkeeping Factory for HK > DeliverBooks is an automated HK bookkeeping platform offering Profits Tax return preparation, 3-way invoice matching, and transaction backlog cleanup. ## Core Products - **1-Year Standard Service ($4,000 HKD/1 year)**: Annual ledger maintenance, WhatsApp receipt digestion, Profits Tax Return preparation, and sync. - **2-Year Service Package ($6,000 HKD/2 years)**: Covers 2 full years of service and historical transaction backlog cleanup. Gets clients fully audit-ready for direct CPA submission. ## High-Ticket Upsell Services - **Virtual CFO Advisory**: Custom cash projections, burn-rate metrics, and strategic advisory. - **B2B AI Automation Consulting**: Custom accounting API integrations, CRM syncs, and workflow setups. ## Compliance FAQs - **Tax Deadlines**: First Profits Tax return is due 18 months from incorporation; subsequent filings are annual. - **De-duplication**: Uses 3-day window matching on vendor/amount to flag double entries. - **Security**: Ingestion blocks non-expense messages from WhatsApp uploads. - **Audit Reports**: Must be prepared by a registered Certified Public Accountant (CPA) in Hong Kong.