Guangzhou yuexiu district of guangzhou is the center of the ancient city, economic development at the same time also led to the prosperity of the catering industry. And the emission of a large number of dining lampblack, caused bad influence to the urban air quality. Therefore, catering units by installing lampblack online monitoring system, on the one hand can prevent food pollution caused by the accumulation of too much fire hazards; Make lampblack effectively handle, on the other hand, for the construction of ecological civilization city provides a strong guarantee.

Recently, understands from guangzhou yuexiu district environmental protection bureau, yuexiu district currently has more than 1900 catering units, including large (more than 100 seats) catering units installed all lampblack online monitoring system, the environmental protection agency through real-time tracking catering unit of soot emissions monitoring system.