reflash the rom, help me!

please provide details on your tablet. What is the model, what is the current build. No one can help you without that information.
Tablet pc Android 2.1 os

Place of Origin:China (Mainland) Screen Size:10" Products Status:Stock Graphics Card Type:Integrated Card Brand Name:OEM Type:Netbook,Tablet PC,UMPC,Not... Processor Main Frequency:1GMHz Weight:1KG Model Number:UTC-1001 Processor Type:ZT-180 Processor Brand:ZT Hard Drive Capacity:2GB Optical Drive Type:NO Memory Capacity:256MB Processor Main Frequency:1024*600 Weight:1Kg Color:Black/White Touch scree:Yes Google android OS:Yes WIFI:Yes Memory:2GB OS:WinCE6.0/ Android 2.1 Languages:Support multi language MID:Yes