Siliguri, 01st February: Dinesh Mandal, a member of Dabgram-1 Gram Panchayat, joined hands with Trinamool Congress. During a programme at the District Trinamool Office located at Hill Cart Road, Siliguri, today, the State Tourism Minister Goutam Deb handed Dinesh the party flag and welcomed him to the party. Meanwhile, Biswajit Sarkar, the General Secretary of Siliguri College, was made the Chairman of Town Block Trinamool Chhatra Parishad.