Buy Books

• Prices are shown in HKD and processed securely through Stripe.
• E-books are sold at net prices. A 5 % discount applies to bundle purchases.
• Each purchase is licensed for personal use only on your own devices.

• Your e-book is personalized with a discreet watermark containing buyer information.
• Please save a personal backup copy for future device changes or re-downloads.

• After payment, your download link is sent automatically by email.
• Each link remains valid for 2 days and allows up to three downloads.
• If your file doesn’t download or open correctly within that period, please request a new link.

Email support@drhong.com.hk for assistance.

• Refunds are available only before any file download has been initiated.
• For bundles, initiating a download for any included item makes the entire bundle non-refundable; no partial refunds are available.
• Please use the Contact page and include your order reference to request a refund.