R S Minerals Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 17-MAR-1999 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of R S Minerals Private Limited is U14219WB1999PTC088998 and registration number is 088998 and ARUN KUMAR KATARUKA is director in R S MINERALS PRIVATE LIMITED

Carnation Commercial Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 02 FEB 2010 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Carnation Commercial Private Limited is U51109WB2010PTC141647 and registration number is 141647 and ARUN KUMAR KATARUKA is director in CARNATION COMMERCIAL PRIVATE LIMITED

R S Refractory Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 15 JAN 2010 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of R S Refractory Private Limited is U74900WB2010PTC141107 and registration number is 141107 and ARUN KUMAR KATARUKA is director in R S REFRACTORY PRIVATE LIMITED