What they do with dead pigs is one thing, what killed them quite another.
More Porcine Circovirus deaths are reported in China. Porcine Circovirus is still not well understood.
Britain's corrupt agriculture ministry MAFF (now DEFRA) has persistently covered up Porcine Circovirus outbreaks starting in 1997-1999. The Circovirus problems were followed by Classical Swine Fever (CSF) and, Foot and Mouth (FMD) in the same pig herds in 2000-2001. The Foot and Mouth spread widely to sheep and cattle, even forcing the postponement of a general election.
The cost to Britain was massive.
Full China Daily Report is here
Pig carcasses found floating in Hunan riverUpdated: 2013-04-09 07:28
By Wang Qian (China Daily)
...Scores of dead pigs have been retrieved from a Central China waterway, just weeks after thousands were discovered in Shanghai's Huangpu River...
...A series of similar discoveries have been reported across China since residents started complaining on March 5 about finding dead pigs in Huangpu River.
There has been an abnormally high number of dead hogs following an outbreak of porcine circovirus, a common disease, plus changeable weather this winter, the Ministry of Agriculture said on its website...
...The National Bureau of Statistics said China had about 700 million pigs in 2012, of which 18 million died of disease.