ISLAMABAD  - A foreign  businessman  was arrested on charges of raping his former female worker, informed a police spokesman on Friday. He said police seized illegal arms and ammunition from the house of accused identified as Caowei, who is a Chinese national. Two separate cases of rape and possessing illegal arms and ammunition have been registered against the detained accused, and further investigation is underway.  According to details, Ayesha, wife of Ahmed, the resident of F-8/4, appeared before officials of police station (PS) Kohsar and stated she used to work in office of a Chinese national namely Caowei,  associated with import and export business. She alleged that the accused had raped her on the night of Feb 10, when she   went to his house to receive her wage.  While taking action, the police lodged FIR under section 376 of Pakistan Penal Code and rounded up the accused during a raid.Following the confession of the accused of possessing weapons, police found three guns, two pistols, magazines and hundreds of bullets without licences, upon which another case under AO 13/20/65 was also registered, he said.