ONE. It is safe in public places of non-epidemic regions. It is advisable to attach attention on ventilation and maintain environmental sanitation. Disinfection in those places is unnecessary.

　　TWO. In the epidemic regions, the indoor floor of key and populous ar eas should be disinfected, besides measures like ventilating the air more frequently in public places and maintaining the environmental sanitation.

　　THREE. In places that may be easily ventilated, outdoor floors and exterior of vehicle cabins, disinfection is unnecessary.

　　FOUR. The key places for disinfection are: elevators, restroom and utensils frequently contacted and used by the general public such as counters, table and chair, sofa, door handle, faucet, public telephone, elevator control buttons, public restroom and interior means of transportation etc.

　　FIVE. In the epidemic regions, it is advisable to disinfect once a day. Add the times of disinfection appropriately in frequently-treaded places.

　　SIX. A Majority of the disinfectants are corrosive and irritating. Too much disinfection or extremely high concentration liquid disinfectant will do harm to human body as well as to environment.

　　SEVEN. Using different disinfection methods to treat different targets. Each and every disinfection products have their respective application. It is suggested to select and apply the disinfectants corresponding to the targets for disinfection. For commonly-used disinfection methods, please browse the website of Chinese Center for Disease Control and Prevention (http://www..chinacdc.net.cn/) "Common Methods of Disinfect ion on Various Contaminated Targets "or consult the local Disease Control and Prevention Center.

　　EIGHT. A professional team should disinfect places contaminated by SARS patients.

　　Ministry of Public Health