Henan Institute of Building Research does not sign a contract during the probation period.

No sign. The probation period of Henan Academy of Engineering Sciences is 1 month, and employees can only sign contracts after the probation period expires. 1 month probation without signing a contract is also in line with the provisions of the labor law, so Henan Academy of Engineering does not sign a probation contract. Henan Institute of Building Research is the only provincial-level building research unit in Henan Province, which is affiliated to the Construction Department of Henan Province. The job fair will release the recruitment information, and the interview candidates can enter the unit.