15-30。 In the lowest province, the judging standard is not according to the score, but according to the proportion. According to the top 50% of the participants, you can win prizes. For example, in Gansu Province, the score of 15 is basically stable, except for other strong provinces, it is estimated that almost all of them are at 15. If you are strong, like Shandong, you can win the prize with 30 points. 15.