Tesna Inc

DOOSAN TESNA Inc. provides semiconductor testing services in South Korea. Its offerings include test program development, wafer probe testing, package final testing, backend and turn-key services. It serves semiconductors used in mobile devices, automobiles, appliances, industrial goods and security. The company was formerly known as Tesna Inc. and changed its name to DOOSAN TESNA Inc. in April 2022. It was founded in 2002 and is headquartered in Pyeongtaek-si, South Korea.