Jeju Seogwipo Police Station said Monday that it has asked the court to issue arrest warrants for four illegal immigrants from China over physical battery charges. A 39-year-old suspect and three others are accused of ganging up and physically assaulting a 26-year-old victim and two other undocumented Chinese workers with a deadly weapon near the Dongmun Rotary bus stop at around 10:50 p.m. last Thursday.