Nokia 210 RDA 8851 8mb(test report) 
READ INFO Code:
Operation : Check Device / Info
======= Settings
Settings : Read AllInfo is On
Settings : Full Boot disabled by default
Com Port Opened
Press and hold POWER button!
Waiting phone
Init Ok
1st boot Ok
==== CPU
CPU_ID : 8809 , rev : 4006
CPU_CN : RDA Micro CT , RDA8851
==== FLASH
FL_VEN : 60C8 , rev : 1700
FL_CNM : GigaDevice , GD25Q64
FL_CAP : 00800000
==== Booting
Sending RamRun Loader...
Use : 8809_00800000.fp
Sending HdrConf ...
Sending LdrData ...
Loader sent, starting...
Loader run
Boot Ok
Release Power button!
Boot Done!
Elapsed: 00:00:05
Done
Reconnect Power/Cable!
READ USER CODE Code:
Operation : Read User Code
Com Port Opened
Press and hold POWER button!
Waiting phone
Init Ok
1st boot Ok
==== CPU
CPU_ID : 8809 , rev : 4006
CPU_CN : RDA Micro CT , RDA8851
==== FLASH
FL_VEN : 60C8 , rev : 1700
FL_CNM : GigaDevice , GD25Q64
FL_CAP : 00800000
==== Booting
Sending RamRun Loader...
Use : 8809_00800000.fp
Sending HdrConf ...
Sending LdrData ...
Loader sent, starting...
Loader run
Boot Ok
Release Power button!
Boot Done!
Read done, sorting EXTData
Following items found :
Item : NVRAM
Required data found, extracting code
UserCode : 1234
Elapsed: 00:00:58
Done
Reconnect Power/Cable!
REPAIR IMEI Code:
Operation : Factory Area Rebuild [Repair IMEI]
Com Port Opened
Press and hold POWER button!
Waiting phone
Init Ok
1st boot Ok
==== CPU
CPU_ID : 8809 , rev : 4006
CPU_CN : RDA Micro CT , RDA8851
==== FLASH
FL_VEN : 60C8 , rev : 1700
FL_CNM : GigaDevice , GD25Q64
FL_CAP : 00800000
==== Booting
Sending RamRun Loader...
Use : 8809_00800000.fp
Sending HdrConf ...
Sending LdrData ...
Loader sent, starting...
Loader run
Boot Ok
Release Power button!
Boot Done!
Read Factory Sector ...
Read Ok , verify
Detected 2 Sim Slot(s)
Current Phone IMEI :
IMEI1 : 357343055685963
IMEI2 : 357343055685971
New Phone IMEI :
IMEI1 : 35001122336655-3
IMEI2 : 35002255669887-6
Build Factory Sector
Write Factory Sector
CSD WR : 81C05C48 , 81C05C5C
CSD DR : A2000000 , A2008000 , A2010000
CSD MB : 00008000
Verify Factory Sector
Sector Verifyed! IMEI Write Done!
Elapsed: 00:00:12
Reconnect Power/Cable!