1. The states of Bihar and Orissa stand 5th and 6th as regards the industrial development. They have mica, iron and manganese mining industries. Most of the labour is local and small portion supplied by Madhya Pradesh and West Bengal. In the iron and steel industry of Jamshedpur, Roukela and Bokaro the labour supply mainly comes from M.P and West Bengal and U.P. In Tamil Nadu, there are Textriles and allied industries besides leather, chemicals, potteries, hand and powerlooms, handicraft industries , cotton gins and presses are situated and Bellary, Ramanathapuram, Ciombatore and cotton spinning and weaving factories at Madras, Madhuras, etc.