Movitel M6231 UNLOCK DONE but still sim invalid

Searching phone;
For an successful connection do the following:
1. Remove battery and usb cable
2. Insert the usb cable in the phone
3. Keep pressed the boot key and insert the battery
Phone detected (@oem195.inf,%dvcdsc%;SCI USB2Serial)
Preparing to sync;
Port opened [COM15];
Mobile type: SPRD3
Connected;
Starting;
FDL sent;
Syncing;
Loader version: (c)2014, FuriouSTeaM GSM DEVELOPEMENT
Chip type: 6531 FdlStat: 0001
Starting auth;
HW IMEI : 000000-00-000000-0

Memory [CS0]: 00C8:0060:0016 – SIZE : 00400000
Reading phone info;
PHONE INFO: NONE
BT ADDR: 25:0D:50:12:11:18
SW IMEI[0]: 356281-07-091184-3
SW IMEI[1]: 356281-07-091185-0
SW IMEI[2]: 358570-01-010389-3
SW IMEI[3]: 910575-60-140046-8

SIMLOCK FLAG: ON
FIXED NV BASE: 303A8000
Reading NV;

NV saved to : NV_000000-00-000000-0_356281-07-091184-3_65310001_9_09_2016_10_53_30.spd

IMEI: 356281-07-091184-3 UNLOCK CODE: NONE

Re-programming;
NV programmed;
Done;

Phone unlocked; Remove battery and cable;

FIRMWARE BACKUP :

MEMORY_DUMP_MOVITEL M6227_000000-00-000000-0_356281-07-091184-3_65310001 – Download – 4shared

ITS MOVITEL M6231 but I selected M6227