0 1540000 SIL
1540000 4910000 su1
4910000 7930000 mei2
7930000 8610000 SIL
8610000 10660000 da2
10660000 13290000 sao3
13290000 16580000 fang2
16580000 17010000 SIL
17010000 19540000 jian1
19540000 21017500 SIL