Elektrokraft : +91 - (657) - 2249609, 2249200, 9334800221 , 9334611951 : Contact : 27 A, Samsung Plaza, Near Micheal John Auditorium, K Road, Bistupur, Jamshedpur - 831001
National Electronics : +91 - (657) - 2230194, 2430565, 2230527, 9204057820 : Contact : www.nationalelectronicjsr.com : 9 & 28, Kalimati Road, Sakchi, Jamshedpur - 831001
Sargam Electronics : +91 - (657) - 2435944, 9835991715 , 9835106000 : Contact : Near East Singhbhum, 13,Kalimati Road, Sakchi, Jamshedpur - 831001