 A second round of protests occurred in October 2012 and police engaged aggressively with around 1,000 protesters on this occasion, leading to 50 arrests and almost 100 injuries (according to reports from the Information Centre for Human Rights and Democracy, a Hong Kong-based rights group).In response to a waste pipeline for a paper factory in the city of Qidong, several thousand demonstrators protested in July 2012.According to the Xinhua news agency, 16 protesters from Qidong were sentenced in early 2013 to between 12 and 18 months in prison; however, 13 were granted a reprieve on the grounds that they had confessed and repented.