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Kalyani Steels Limited , Hospet, Karnataka
Haldia Petrochemicals, Haldia West Bengal 
Ambuja Cements Limited
Linde Engineering India ( P ) Ltd. 
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Zeeco India Pvt Ltd
Reliance Industries Limited
Assam Petrochemicals Limited
Radiant Engineers
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Monnet Ispat & Energy Limited 
Video Industries Limited (VNG Division) 
Modiguard
Vedanta Limited