The calculation is based on the Air Pollutant Index 2018 standard. If using the 2020 DoE standard (which is the same standard used for allmost all countries on aqicn.org), the current AQI would be
26
.空氣質量預報

Air Quality Data provided by the Malaysian Department of the Environment (Jabatan Alam Sekitar).
(apims.doe.gov.my)