Type of Work Station - Enclosed Room Area air-conditioned - Central Air Conditioning System Temperature - Temperature has been continuously recorded between 22oC to 23oC Humidity - Humidity has been continuously recorded between of 50% to 56%

Stuffy bad air; Room temperature too low; Unpleasant odour; Dust and dirt; and Passive smoking.

Symptoms developed due working environment

Asthmatic Sinusitis Eczema

How does those criteria above influenced the indoor air quality in the company and to the staff working?