Concept:Bhilai Steel Plant is located in Chhattisgarh and is a key steel producer in India.Explanation:Bhilai is a city in the Durg district of Chhattisgarh.The Bhilai Steel Plant is India's first and main producer of steel rails.Other major steel plants and their locations are given for reference:
Steel Plant
Location
Rourkela Steel Plant
Odisha
Bokaro Steel Plant
Jharkhand
Durgapur Steel Plant
West Bengal
Salem Steel Plant
Tamil Nadu
Tata Steel
Jamshedpur, Jharkhand
Visvesvaraya Steel Plant, Bhadravati
Karnataka
Tata Steel is the largest steel producer in India, followed by Steel Authority of India Ltd.Bhilai Steel Plant and Bokaro Steel Plant were established with Soviet collaboration.Answer:Chhattisgarh