How to install a new or custom font for use in AutoCAD products - Autodesk
When you open a CAD drawing ( .dwg or .dxf ) created by another company or designer, your software scans your system for the exact fonts used in that file. If the original designer used Hzdx.shx and you do not have it installed in your local directory, your software will prompt an error: Hzdx.shx Font
If you cannot locate the original file and simply need to view or print the drawing immediately, you can instruct AutoCAD to temporarily or permanently substitute hzdx.shx with an equivalent font. How to install a new or custom font
In practice, SHX fonts are preferred for technical elements such as dimensions, annotations, and labels, where precision and performance matter most. TTF fonts are better suited for presentation elements like titles, logos, and cover sheets where visual appeal takes precedence [19†L5-L8][18†L43-L45]. TTF fonts are better suited for presentation elements
When the "Missing SHX Files" dialog box appears upon opening the file, click "Specify a replacement for each SHX file." In the subsequent window, select a compatible Chinese Big Font file, such as gbcbig.shx (the standard Chinese font bundled with AutoCAD) or bigfont.shx .
The file is a Compiled Shape (SHX) font designed specifically for use in AutoCAD and other compatible CAD platforms. Unlike standard Windows TrueType Fonts (TTF), SHX fonts are "vector-based" or "shape-based."