If "HKPXC" refers to a reference number for a report you just made, you must download the PDF summary immediately from the e-Report Centre before closing the window, as it will not be accessible later. Adobe PDF document guide for the web
The most reliable way to find and download official PDFs is through the Hong Kong Police Force website .
Instead of just clicking the link (which may try to open the file in your browser's viewer), right-click the link and select "Save link as..." or "Save target as..." .
To download an "HKPXC" PDF, it is likely you are looking for specific documents or reports from the or related organizations, as this acronym often refers to various internal or public-facing police initiatives and forms. Common Sources for HKPF PDFs