China has extended its anti-dumping duties (ADD) on imports of nonyl phenol from Taiwan and India for another five years. This is the second time that the five-year ADDs were extended following a one-year review. The trade measure was first introduced on 29 March 2007. Nonyl phenol is mainly used in the production of surfactants and additives. SI Group is the major manufacturer of Phenol in India and 12.22% off anti dumping duty has been imposed by China on this Indian manufacturer.