0 2920000 SIL
2920000 6950000 si4
6950000 9260000 wan4
9260000 9460000 SIL
9460000 13470000 si4
13470000 14300000 SIL
14300000 16430000 kuai4
16430000 19440000 si4
19440000 23475624 SIL