Effect Of Firmware Upgrade On Android Market

[dynamata]

My Tablet came with full Android Market, will upgrading the firmware to v.08 remove it & if so how can I backup & restore

Model: Onda Vi40 Elite Edition (ONDA MID)
CPU: All Winner A10, 1GHz,(up to 1.5GHz maximum) Cortex A8;
GPU: Mali 400
OS: Android 4.0.3 ice cream sandwich
Baseband Version 0.6
Kernel Version 3.0.8+
lgm@XServer #1
Build number:
crane_m1003h6-eng 4.0.3 IML74K eng.lgm.20120117.161554 test-keys
SN V140AC1V3A02323