I'm here to conduct the annual census of foreigners living in Beijing . This is my service ID card .   OK.What do you want to know ?   We only need to verify your information against our records .   OK .   Please show me your passport and Residence Permit .   Here you are .   How long have you been living here ?   Two years .   May I know your occupation ?   I'm a professor at a university .   Is that right ? Which university , if you don't mind my asking ? 