Sigma PACK 1 Update:
Released Yoda's method of IMEI Repair for MTK Android smartphones.
Benefits of the World's first IMEI Repair solution:

• Works with almost all (99.9%) Android smartphones of different brands based on MT65XX / MT83XX chips.
  
• Unlike any existing solution, allows to repair Hardware IMEI.
  
• Repairs Software IMEI.
  
• Repair "Invalid IMEI", "IMEI: 0" issues.
  
• Simplified repair procedure allows to avoid the most common issues with phone connection and searching / installing drivers for every particular new brand.
  
• IMEI stays repaired even after MASTER Reset operation has been completed.
  

Some of the devices that Yoda's method of Repairing IMEI works with:

http://www.mobitechnician.com/t5765-sigma-software-v20300-repair-imei-for-alcatel-motorola#7773

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