Arni, city of silk fabrics is situated near Vellore and Thiruvannamalai. The people of Arni mainly show their interest in the field of Agriculture, Weaving, Growing Honey-bees  and Poultry Farms. Arni is popular for its silk-weaving community. The town is also well known for its Paddy and Rice Business. There are around 200 modern rice mills in the town itself. Arni is the number one in revenue earning among Tiruvannamalai District, Tamilnadu.Though the town is not well known outside Tamilnadu, a bulk of India's silk apparels is produced by the people of Arni.