About February 21, 2003 18:00, a company employee walking in a Beijing Road, Guangzhou pedestrian street, many salespeople roadside delivery to continue their flyers or promotional materials; an employee will take a few out of courtesy leaflets, but its holding that a few flyers after a few minutes, I suddenly felt dizzy mind up, then head unprecedented feel pain, employees feel a situation is not good at this time, stumbled hurriedly walked civilized intersection, stopped the Department of rental the car went straight to a nearby hospital. Diagnostic Hospital, the employee is due to contact or inhalation anesthetics, a hybrid (scientific name: Dyclonine, doctors said if excessive easily lead to death !!!!) which led to the above symptoms. Case Study: This is a premeditated attempted robbery incident, some criminals up to no good passers advance payment sprayed over narcotic drug similar flyers or promotional materials, and then lock some goals, followed by the role of the drug once, they wait for an opportunity for criminals to rob the victim. Recommendation: 1, try not to accept flyers or promotional material distributed on the streets, especially in the case of one person alone, women in particular to be alert. 2, if you mistakenly picked up the above information, and feeling unwell, immediately to the nearest police for help, seek medical attention.