RFID in Japan

China's first National RFID Industrial Zone opened in the Zhangjiang area of Shanghai. Manufacturing lots of tags, using tags at shopping malls, and of course food traceability:

In the future, the entire pork processing system in Shanghai--from the birth of pigs to the pork sales at the market--will be monitored by the tags so consumers can monitor the quality of their purchased products.

via ChinaTechNews