India, Jan. 23 -- CIMIC Group companies Sedgman and Leighton Asia have been awarded separate contracts by Hindustan Zinc Limited (HZL), the world's largest integrated zinc producer and one of the top 5 silver producers globally, to support the delivery of India's first zinc tailings recycling facility at Rampura Agucha Mines (RAM) in Rajasthan, India.This milestone project reflects CIMIC's strategic commitment to enabling the global energy transition through sustainable infrastructure and critical minerals development. With over 45 years' experience in processing and delivering minerals essential to clean energy, advanced manufacturing and digital infrastructure, Sedgman has delivered more than 630 studies and projects globally - including ...