Funds and ETFs DOOSAN TESNA Inc.

Doosan Tesna Inc, formerly TESNA INC, is a Korea-based company engaged in the provision of semiconductor test services. It provides test solutions such as wafer probe test, package final test, backend and turn-key services for integrated circuits (ICs), normal logic signal devices, high speed devices, mixed signal devices, conductor insulator semiconductors (CISs), charge coupled devices (CCDs), power ICs, radio frequency (RF) devices, system on chip (SoC) devices and others.