NHC vs OLED Comparison

National Healthcare Corp provides long-term care facilities. Its principal business includes operating skilled nursing facilities, assisted living facilities, independent living facilities, and home care programs. The company's activities include providing sub-acute and post-acute skilled nursing care, intermediate nursing care, rehabilitative care, memory and Alzheimer's care, senior living services, and home health care services. In addition, the company also provides management services, accounting, and financial services, as well as insurance services to third-party operators of healthcare facilities. Its reportable segments include Inpatient services and Home care and hospice services. The majority of revenue is derived from the Inpatient services segment.

Universal Display Corp researches, develops, and manufactures organic light-emitting diode, or OLED, technologies for use in displays for mobile phones, tablets, televisions, wearables, personal computers, automotive interiors, and the solid-state lighting market. OLED technologies are an alternative to light-emitting diode, or LED, technologies, in the solid-state lighting market, and liquid crystal displays in the flat-panel-display market. The Company has one reportable business segment being OLED technologies and materials. The large majority of the firm's revenue is generated in South Korea, with the rest coming from Japan, China, the United States, and other countries across the world.