Fonterra's chief executive Theo Spierings apologizes for contamination scare at a media briefing in Beijing on August 5, 2013. The General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ) issued a warning for three batches of Karicare-brand dairy products and announced a list of four companies that have imported potentially contaminated products from New Zealand dairy company Fonterra on August 4. [Photo: CNS / Zhong xin]