During the trial period. Find the service your sat is considered lack of appropriate qualifications to be Chief. Companies can dismiss the employment contract immediately without having to speak in advance.
During the period of probation If Brit telephone considering that he had a property right in the head. The Company may terminate the contract immediately without notice.
During the probation period If the ศัท considering that you lack proper to the supervisor The company can terminate the contract immediately without you having to tell me in advance