Customers learn the methods of distinguishing fake or substandard cigarettes during an event to mark the World Consumer Rights Day in Beijing, capital of China, March 15, 2010. Lots of such events were held across China on Monday. (Xinhua/Wang Peng)

Xing Zhibin (R, front), former announcer of the CCTV Seven-O'clock News, is invited to be a supervisor on commodities' quality during an event to mark the World Consumer Rights Day in Beijing, capital of China, March 15, 2010. Lots of such events were held across China on Monday. (Xinhua/Luo Xiaoguang)

Customers learn the methods of distinguishing fake or substandard cigarettes during an event to mark the World Consumer Rights Day in Beijing, capital of China, March 15, 2010. Lots of such events were held across China on Monday. (Xinhua/Wang Peng)

Delegates of the enterprises take an oath during an event to mark the World Consumer Rights Day in Beijing, capital of China, March 15, 2010. Lots of such events were held across China on Monday. (Xinhua/Luo Xiaoguang)