Dibrugarh is the biggest city in the upper assam region.Dibrugarh is situated on the banks of the Brahmaputra River, in Upper Assam, India, is the gateway to the three tea producing districts of Tinsukia, Dibrugarh, and Sibsagar. These three areas account for approximately 50% of India's Assam tea crop and this gives Dibrugarh its rightly earned sobriquet as the Tea City of India. Oil and Timber are the other big two industries in and around Dibrugarh. Duliajan also happens to be the headquarter of the Public Sector Undetaking Oil India Limited. Apart from this Dibrugarh district boasts of the highest amount of tea produced in India. There are several tea gardens dating back to the British era.
The Brahmaputra Cracker and Polymer Limited ( BCPL) or Gas Cracker project is a joint venture promoted by GAIL (India), which has 70 pc stake in it. The remaining equity will be shared equally among Oil India Limited (OIL), Numaligarh Refineries and the Assam government. The company is implemen