Some indoor air quality problems and measures to control them in China

Ventilation rates and main parameters related to IAQ have been tested in some office buildings and residential houses whom occupants complained about the bad indoor air quality. Based on the test results and regulations, some suggestions were made such as elimination and control of the emission of pollutants at their sources , installation of local exhaust ventilation facilities, proper design and construction of the air conditioning and ventilation systems, use of air cleaners, public education.