China will establish a nationwide grocery tracking system to ensure food safety, said State Administration for Industry and Commerce Director Zhou Bohua at a news conference?Tuesday.

By the end of this year, all food markets and supermarkets in cities above the county level will set up the system of requiring invoices and documents attached to the purchased commodities, he said.

All township, street-side and community groceries shall set up the system of keeping real-time records when purchasing and selling commodities.

(Xinhua News Agency September 18, 2007)