Hi . I am sukhwant singh I am student in liverpool john moore university, I have visa till April 2011.I want to call my wife to stay with me,I feel difficulit to live and study without my wife so I want to call her ,I do not want to work here, I am only here for my study ,I have enough fund to live in uk till 2011 with my wife so, tell me all the requirements that needed for dependent visa