HL8548 can't register network

Hi,
I have two 2 HL series with IMEI: 3595… and 01486… I access network IMEI 3595 … is work fine, but can’t access network IMEI 01486(the same board). Why is there such a difference? How do we know the difference between these two types?
My log check 2 HL series:
-----------------------------------HL network error--------------------

[2022-01-14_17:12:31:450]at+cpin?

[2022-01-14_17:12:31:450]+CPIN: READY

[2022-01-14_17:12:31:450]OK
[2022-01-14_17:12:42:680]at+creg?

[2022-01-14_17:12:42:680]+CREG: 0,0

[2022-01-14_17:12:42:680]OK
[2022-01-14_17:12:47:305]at+csq

[2022-01-14_17:12:47:305]+CSQ: 99,99

[2022-01-14_17:12:47:305]OK
[2022-01-14_17:13:29:862]ATI9

[2022-01-14_17:13:29:862]RHL85xx.5.5.26.0.201912270948.x6250_5
[2022-01-14_17:13:29:862]2019/12/27 10:09:03
[2022-01-14_17:13:29:862]r6930

[2022-01-14_17:13:29:862]OK
[2022-01-14_17:13:36:987]at+kcell=0
-------------------------------------HL network OK----------------
[2022-01-14_17:15:48:835]ATI9

[2022-01-14_17:15:48:835]RHL85xx.5.5.26.0.201912270948.x6250_5
[2022-01-14_17:15:48:835]2019/12/27 10:09:03
[2022-01-14_17:15:48:835]r6930

[2022-01-14_17:15:48:835]OK
[2022-01-14_17:15:52:670]at+kcell=0

[2022-01-14_17:15:52:670]+KCELL: 6,1,46,60,54f240,ffff,ffff,99,1,48,61,54f240,ffff,ffff,99,1,52,14,54f240,ffff,ffff,99,1,54,50,54f240,ffff,ffff,99,1,58,36,54f240,ffff,ffff,99,1,58,62,54f240,ffff,ffff,99
[2022-01-14_17:15:52:670]+KCELL: 4,2,10638,54f240,a038,7139480,402,83,16,255,3,10638,ffffff,ffff,ffffffff,404,85,17,255,3,10638,ffffff,ffff,ffffffff,241,85,18,255,3,10638,ffffff,ffff,ffffffff,317,87,20,255

[2022-01-14_17:15:52:692]OK
[2022-01-14_17:15:54:773]at+cpin?

[2022-01-14_17:15:54:773]+CPIN: READY

[2022-01-14_17:15:54:773]OK
[2022-01-14_17:15:55:458]at+creg?

[2022-01-14_17:15:55:458]+CREG: 0,1

[2022-01-14_17:15:55:458]OK
[2022-01-14_17:15:57:677]at+csq

[2022-01-14_17:15:57:677]+CSQ: 15,99

[2022-01-14_17:15:57:677]OK

Thank
NamVD

Not sure if at+nvrst can help to restore nv settting