DK is one of the major Indian booksellers and subscription agents handling books from India, Bangladesh, Bhutan, Nepal, Pakistan, and Sri Lanka. MARC 21 records created and supplied by us are now used by many libraries the world over. Records with tag 880 in the original scripts of various Indian / South Asian languages, using Unicode (UTF-8), is another specialized service from DK. Retrospective Conversion (Retrocon) of catalog records is also undertaken by the DK's Bibliographic Services Division.