Sep 20, 2013· Hutti Gold Mines Limited ( Kannada : ಹಟ್ಟಿ ಚಿನ್ನದ ಗಣಿ ) (HGML) is a company located in the state of Karnataka, India and engaged in the mining and production of gold . This was first established as Hyderabad Gold Mines in 1947. With the closing of Kolar Gold Fields in 2001, this is the only company in India which produces gold by mining and processing the gold ore.