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<html><body><div><div><div>Just for the record, the English Wikipedia article <a href="https://en.wikipedia.org/wiki/Paper_size#Chinese_extensions" rel="noopener noreferrer">Paper size</a> has a section dedicated to those Chinese D sizes and notes that D0 through D6 are also known by power-of-two aliases 1K through 64K, although they differ from other traditional East-Asian paper sizes that hare those designations.</div><div><br></div><div>I see these size names at the <a href="https://www.iana.org/assignments/ipp-registrations/ipp-registrations.xhtml#ipp-registrations-4" rel="noopener noreferrer">IANA registry</a> already, but the linked reference [IPP-20250919] <<a href="https://ftp.pwg.org/pub/pwg/ipp/registrations/vendor-ipp-20250919.txt" rel="noopener noreferrer">https://ftp.pwg.org/pub/pwg/ipp/registrations/vendor-ipp-20250919.txt</a>> (which would be equivalent to the mail I am responding to) leads to a 404 error.</div><div><br></div><div>I also noted that most references labeled [PWG5101.1] there lead to <<a href="https://ftp.pwg.org/pub/pwg/candidates/cs-pwgmsn21-20230915-5101.1.pdf" rel="noopener noreferrer">https://ftp.pwg.org/pub/pwg/candidates/cs-pwgmsn21-20230915-5101.1.pdf</a>>, while some still link to <<a href="https://ftp.pwg.org/pub/pwg/candidates/cs-pwgmsn20-20130328-5101.1.pdf" rel="noopener noreferrer">https://ftp.pwg.org/pub/pwg/candidates/cs-pwgmsn20-20130328-5101.1.pdf</a>>.</div><div><br></div><div>Michael Sweet via ipp <ipp@pwg.org>, 2025-09-19 22:26:<br></div></div><blockquote type="cite"><div><br></div><div><div><div>The following registration template defines Chinese media size names for D0 to</div><div>D6 media defined in GB/T 148-1997 and the ZL envelope size defined in GB/T</div><div>1416-2021.</div><div><br></div><div>Attributes (attribute syntax)</div><div> Keyword Attribute Value Reference</div><div> ----------------------- ---------</div><div>media (type2 keyword | name(MAX)) [RFC8011]</div><div> prc_d0_764x1064mm [IPP-20250919]</div><div> prc_d1_532x760mm [IPP-20250919]</div><div> prc_d2_380x528mm [IPP-20250919]</div><div> prc_d3_264x376mm [IPP-20250919]</div><div> prc_d4_188x260mm [IPP-20250919]</div><div> prc_d5_130x184mm [IPP-20250919]</div><div> prc_d6_92x126mm [IPP-20250919]</div><div> prc_zl_120x230mm [IPP-20250919]<br></div></div></div></blockquote><div><br></div></div></body></html>