Instone Eco Concrete Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 31 JAN 2011 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Instone Eco Concrete Private Limited is U26960WB2011PTC158204 and registration number is 158204 and SANJEEV KUMAR GUPTA is director in INSTONE ECO CONCRETE PRIVATE LIMITED