Xinhua -- More than 13,400 people in China were arrested for crimes related to intellectual property rights' (IPR) violations from January 2014 to November 2016, the Supreme People's Procuratorate (SPP) announced Monday.

Over 24,400 people were prosecuted for violating IPR during the same period, the SPP told a press conference Monday.

According to the SPP, IPR violations in China mainly involve trademark infringements, which accounted over 90 percent of all IPR crimes nationwide in 2015.

Regions enjoying better economic performance reported a higher frequency of IPR violations, the SPP said, adding that people arrested in the Beijing-Tianjin region, Yangtze River Delta region and Pearl River Delta region accounted for 72 percent of the total in 2015.