if you are currently in china, go for MS ... and if you really want to persue career in education department in pakistan, only than come back for joining this job. MS has many other advantages apart from higher qualification. you can go for university level jbs, join any field at international level. secondly T.A job will give you career on provincial level, and they are for fixed term of 2years. check prones and cons of both sides by your own and decide...

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