0 580000 SIL
580000 3830000 si4
3830000 7580000 wan4
7580000 8780000 SIL
8780000 12990000 si4
12990000 13510000 SIL
13510000 16020000 kuai4
16020000 19510000 si4
19510000 20816876 SIL