Almost half of 1,176 inspected Chinese dairy facilities are ordered to cease operation as government audits become more stringent following the incident where six babies perished and 300,000 fell ill due to a chemical melamine added to powdered milk.
http://www.france24.com/en/20110402-many-china-dairies-shut-safety-audit
http://www.bbc.co.uk/news/world-asia-pacific-12947213