Hey, I am sponsoring my wife in Vietnam too. My timeline is:
App filed to Mississauga: Sept 12, 2011
App Sent to SVO: December 12, 2011
eCAS changed to in process: Sept 11, 2012
received mail requesting passport, IMM 5669, photos, police clearance: Sept 20, 2012
sent package to them on: Oct 1...