Recruiting units and employees shall sign employment contracts and establish personnel relations according to regulations. The employed personnel shall implement the probation system according to the regulations. After the probation period expires, they will be formally employed, and those who fail to pass the examination will terminate the employment contract. If the minimum service period is stipulated in the recruitment post, once the employment contract is signed, both parties shall strictly perform it. Because of the need of work, it is urgent to supplement the post of staff. Those who fail to report according to the regulations after publicity, after research by the employer, can be replenished in equal amounts in turn from those who apply for positions and reach the interview score.