Sigma ComputerBlock 14, Federal B Area Naseerabad Block 14 Gulberg Town, Karachi, Karachi City, Sindh, Pakistan
Tr
Tri ElectronicsOffice # A6, Osif Center, Plot # 25, Block-13A Main University، Road، Gulshan-e-Iqbal،, Block 13 A Gulshan-e-Iqbal, Karachi, Karachi City, Sindh 75300, Pakistan