This document stipulates the terms, definitions, access conditions, review procedures, assessment and exit mechanisms for indoor environment and health-related products and services selected into the "Air Clean World". It is suitable for entering the "air purification world" and carrying out evaluation activities of indoor environment and health-related products and services. It can also be used as a reference guide for government agencies, institutions, enterprises, social organizations and other institutions at all levels to purchase air purification products and services.
T/GIEHA 028-2021 history
2021T/GIEHA 028-2021 Indoor environment and health-related products and services were included in the "Clean World" guide