How to install Cyanogenmod on Huawei IDEOS U8150?
Install ClockworkMod Recovery using any of the given methods here:


  
  Install Terminal Emulator from the market.  
  Install Root Explorer from the market.  
  Download the recovery of your choice and copy the recovery.img to your sd card. (if its not named recovery.img rename it)  
  With Root Explorer, navigate to where the recovery is and copy it to /system/bin/ (remember to select mount as R/W first in order for it to copy.)  
  Open Terminal Emulator and enter the command "su" (without the quotes)  
  After that enter the command "flash_image recovery /system/bin/recovery.img" (again without the quotes)  
  That's it, the recovery has been flashed. Reboot in recovery to confirm.  
  Once you've confirmed the recovery flashed properly remember to delete the recovery.img from /system/bin/ (using root explorer, and mount as R/W)
  

Then follow the instructions of using ClockworkMod given here