There are many participants, but there are few important places, so it is not easy to be shaken up.

In order to ensure "justice, fairness and openness", the software used in private primary school enrollment is designed by a third party. This time, the computer provided by the notary office is used for the lottery, and the lottery system carries out the lottery when the stand-alone machine is not connected to the Internet. The lottery program consists of seven steps: importing data, checking data, computer lottery, exporting data, printing results, signature confirmation and publishing results. Every link is transparent and open, and the supervision representative participates in the whole process, and even some key links are operated by the supervision representative himself.