PT: PT in stock is the abbreviation of special transfer. This is to pause.
Stocks provide "special transfer services" for circulation channels. For this kind of "special transfer" stock, the Shanghai and Shenzhen stock exchanges all use "PT" as the prefix and call it "PT stock".
The Pt in the computer is "dot" (abbreviated as "Pt"), which means that the font size is, and its meaning is length unit, which can directly indicate the actual size of characters.
CN: China, China