What does the waiting number of civil servants in Zibo mean?

The lottery number.

Generally speaking, some units in the civil service examination need to draw lots for interviews, announce the results of the lottery on the spot and determine the order of participating in the interviews.

The interview of civil servants is an examination designed by the organizer, which takes the examiner's face-to-face conversation and observation of the candidates as the main means to evaluate the candidates' knowledge, ability, morality and other related qualities from the outside to the inside. The most commonly used forms are structured interviews and leaderless group discussions.