Since there are still many among us who are still confused with how to MCN SOFTWARE repaired with USB SCAN ...... MY LITTLE EXPERIENCE might be useful:
Tested with TAXCO VX10 (CPU Spreadtrum)
without opening casing (only via USB)
1.instal SCI driver ...... (in the folder MCN)
2.scan usb .......
3.reading FW
4.formating
5.flashing/write FW ( format is not solved)

6.write imei!!!!

Code:
http://www.4shared.com/get/8Asw8TSx/MCN_SPD.html;jsessionid=AB5161BE0E5B748EE8FA92BF78AA744D.dc516