Here is the list of some useful website. Ministry of Commerce & Industry Directorate General of Foreign Trade (DGFT) Central Board of Excise and Customs (CBEC) Reserve Bank of India (RBI) Custom House Chennai Mumbai Kolkata Central Board of Excise and Customs, Delhi Export Credit Guarantee Corporation of India (ECGC) International Currency Converter National Skill Development Corporation (NSDC) Directorate General of Commercial Intelligence and Statistics (DGCI&S), Kolkata) Food and Agriculture Organization of the United Nations The world fact book Central Leather Research Institute (CLRI) Footwear Design and Development Institute (FDDI) International Trade Centre Indian Missions abroad