Police have registered a case against hundreds of unidentified people after a mob of factory workers lynched their Sri Lankan manager in Sialkot.

It is also said that the main culprits behind the horrific incident have also been arrested and shifted to an unknown location while more than 100 other suspects have also been arrested.

The FIR was lodged against 800 to 900 unidentified people at Uggoki police station under sections of terrorism, attempt to murder, plot to murder, desecration of a human body and other sections.

A spokesperson for the Punjab police said an operation to round up the mobsters continued throughout the last night. More than 50 places in Sialkot were raided, he added.

He maintained that Punjab police chief Rao Sardar Ali Khan himself monitored the operation. An investigation against those already arrested is underway and helping identify other suspects, he said.

Besides, CCTV footage and video clips collected from social media are being used to trace out the perpetrators.