C231 Spending Points

What baffled Dongfang Qingyu was that he didn't receive any notifications or rewards for his advancement to level 30. He looked at the level rankings next to him. He was the only one at level 30. The second person was at level 29. He guessed that level 30 might not be the level node. Therefore, there was no reward. The next node might be level 40. It could also be level 50