The fixed-term appointment, having an expiration date specified in the letter of appointment, shall normally be granted for a period of three years, with the first 12 months being a probationary period that can in exceptional circumstances be extended for an additional period up to one year.
定期任用的届满日期在任用书中写明，给予的任期一般为三年，其中前12个月为试用期，在特殊情况下试用期可再延长不超过一年。