Concern Radio-electronic Technologies (JSC KRET), established in 2009, is the largest Russian company in the radio-electronic industry. Powered by Rostec State Corporation, the concern includes about 70 enterprises that produce not only radar and avionics equipment, but also civilian products, including medical products: lung ventilators, that are used in medical institutions across Russia, HIFU therapy devices, devices for diagnostics and treatment for ophthalmological diseases, air purifiers, medical furniture and consumables for laboratories.