India has expressed concern over China's plans to have a rail link with Pakistan through the Karakoram ranges.Talking to newsmen on the sidelines of a seminar in New Delhi today, the minister of state for Defence Dr. M.M. Pallam Raju however said, New Delhi was doing its own preparations to counter such a move. <br/><br/>He was responding to a question on the Chinese plans to build the rail link to Pakistan and reach the Arabian Sea via Gilgit-Baltistan region in Pak-occupied Kashmir. <br/><br/>Mr.Raju said, both China and Pakistan had made it very apparent that they were working closely together and cooperating closely on defence and strategic issues.<br/><br/>AIR correspondent reports,China has already built a rail line up to the Indian borders along the Tibetan plateau and now the plan is to have the rail link to Pakistan and reach the Arabian Sea. Media reports had suggested that a Memorandum of Understanding for the rail link will be signed between Beijing and Islamabad soon.