The group's principal activity is to distribute a wide variety of transistors, diodes and other discrete semiconductors, optoelectronic devices and passive components to other electronic distributors, original equipment manufacturers and contract electronic manufacturers. discrete semiconductors are basic electronic building blocks. the group offers optoelectronic devices such as led's, infrared sensors and opto couplers, along with passive devices, such as resistors, capacitors and inductors that are electronic components manufactured with non-semiconductor materials. the group purchases components from over 50 different suppliers, including everlight electronics co. ltd., fairchild semiconductor corporation, general semiconductor inc., samsung electro-mechanics co. and vishay americas inc.