Hardstone Mining And Minerals Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 30 OCT 2014 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Hardstone Mining And Minerals Private Limited is U14220WB2014PTC204094 and registration number is 204094 and KALYAN BOSE is director in HARDSTONE MINING AND MINERALS PRIVATE LIMITED

Rockfield Mining And Minerals Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 02 SEP 2014 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Rockfield Mining And Minerals Private Limited is U14220WB2014PTC203354 and registration number is 203354 and KALYAN BOSE is director in ROCKFIELD MINING AND MINERALS PRIVATE LIMITED