Pharmaceutical waste gas generally include organic waste gas, such as: formaldehyde, hydrogen sulfide, olefins, organic amines, benzene and other toxic and harmful gases. Exhaust odor emissions is large, serious environmental pollution and affect human health. If a large number of exhaust gas into the atmosphere without treatment compliance, quality of atmospheric environment is bound to decline, to cause serious harm to human health, causing huge losses to the national economy. Hazardous substances in the exhaust gas can enter the human body, long-term low concentrations or short-term exposure to high concentrations can cause the body's breathing, blood, liver and other systems and organs of temporary and permanent disease through the respiratory tract and skin, especially benzopyrene polycyclic Aromatics the body can directly cause cancer to cause human attention. TT Shanxi Environmental Technology Center hopes to cooperate with major environmental protection enterprises, jointly contribute to the national emission control, but also you a healthy living environment.