The incident took place in the same Gokalpuri area where a 60-year-old security guard was found dead on Thursday. Police suspect the hand of the same gang in both the incidents.
According to the police, Mukti Paswan, a resident of Bihar, was found dead on Friday morning in a cosmetic factory where he worked as a security guard for several years.
"The incident took place on the third floor of the factory where he was sleeping. The assailants hit him with a brick and then strangled him to death with a rope which was found tied around his neck. Around Rs 8 lakh in cash was also found missing from the room," said a police official.