Font: Hzdx.shx

font is a specialized shape font frequently used in engineering designs to display Chinese characters alongside standard Latin text. Because SHX files are "compiled" vector shapes rather than standard system fonts, they require specific handling within CAD environments. 1. Installation Guide

2. Plotter Compatibility

Old pen plotters (which physically draw lines with a pen) cannot handle filled TrueType fonts. The pen lifts and drops erratically. Because Hzdx.shx is single-line, a pen plotter moves continuously, producing cleaner "drafting quality" text. Hzdx.shx Font

Unlike standard TrueType fonts (TTF), SHX fonts like Hzdx.shx are vector-based: font is a specialized shape font frequently used

If you open a DWG file and see a series of question marks (?) or strange boxes instead of Chinese text, it’s almost certain that the Hzdx.shx font is missing from your system. Command : Type FONTALT > Enter > Type Chineset