February 17 -- Fujian Sunner Development (002299), the largest producer of chickens south of the Yangtze River, posted a 68.46 percent year-on-year rise in 2011 net profit to 468 million yuan, with earnings per share of 0.54 yuan, up 58.82 percent, reports yicai.com, citing a company filing.

Sales revenue increased 50.34 percent from 2010 to 3.11 billion yuan.

According to Sunner Development, the increase in chicken prices was greater than the rise in production costs, resulting in profit margins rising 1.98 percentage points from 2010.