$ cat ynew_20.bin | hexdump -Cv
00000000 fb 86 54 66 fe 98 1e 20 20 c2 35 eb 9a a2 c1 29 |..Tf... .5....)|
00000010 11 a0 03 11 1e 96 f7 6c 11 a0 03 11 1e 96 f7 6c |.......l.......l|
00000020 ff 55 62 24 d1 31 08 ee 24 d2 35 2c 17 b8 0a 40 |.Ub$.1..$.5,...@|
00000030 15 03 15 20 b9 99 98 9d e9 11 ae 58 5f 54 27 0a |... .......X_T'.|
00000040 a8 83 bb db 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000050 00 00 00 00 01 00 00 00 6c 75 6f 66 65 6e 67 67 |........luofengg|
00000060 75 6f 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 |uo..............|
00000070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000080 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000090 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
000000a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
000000b0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
000000c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
000000d0 00 00 00 00 00 00 00 00 54 68 75 20 4d 61 72 20 |........Thu Mar |
000000e0 20 33 20 31 31 3a 31 34 3a 33 33 20 32 30 31 36 | 3 11:14:33 2016|
000000f0 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000100 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000110 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000120 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000130 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000140 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000150 00 00 00 00 00 00 00 00 63 72 61 6d 66 73 2e 69 |........cramfs.i|
00000160 6d 67 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |mg..............|
00000170 00 00 00 00 00 00 00 00 72 ba 1c f4 fc 83 1c 76 |........r......v|
00000180 b7 8d 6c 21 5f 4d 6a 6c 00 00 00 00 00 00 00 00 |..l!_Mjl........|
00000190 00 00 00 00 00 00 00 00 |........|
00000198