Petron Engineering Construction Ltd has informed BSE that the Company has received a Letter of Intent from STERLITE INDUSTRIES (I) LTD., for Supply, Fabrication, Testing and Erection of Converter Duct, ; Wet ESP ? Structural & Mechanical Items; Dismantling of Converter/ISA ESP; Evaporator Bundle & Roof Removal and Re-fixing as turnkey package for the copper Smelter Plant at Tuticorin for a total order value of Rs 5,20,00,000/- (Rupees Five Crores Twenty Lakhs Only).