Hunetplus

Founded in 2007 by CEO Hyuk-Jin Cha (also cited as James H.J. Cha), Hunetplus is a South Korean company specializing in developing and manufacturing core process materials for the semiconductor and display industries. The firm operates from its headquarters in Cheonan, South Korea, with a focus on markets for TFT-LCD, OLED, QDOLED, QD Micro LED, and flexible displays.

Hunetplus' operations are structured into two main divisions: a Material Business Unit and a Printing Business Unit. The Material Business Unit provides essential process materials for semiconductor and OLED display manufacturing, including products like photo-definable insulation materials and silicon hard masks. The Printing Business Unit leverages Nanoimprint Lithography (NIL) technology to create products such as evaporation masks and wafers for the energy and display sectors. The company holds over 100 patents, with more than 30 considered key to future product development.

The company's offerings include its ML-EUV® solution for extreme ultraviolet lithography, Fine Film Masks (FFM®) for OLEDs, and Imprinted Sapphire Substrates (ISS®) for LEDs. Hunetplus targets television businesses and other industries requiring high-quality raw materials for display and semiconductor production. As a venture capital-backed, private company, it has successfully raised funds to support its growth, including a Pre-Series B investment in August 2025 to facilitate expansion into the U.S. and other global markets.

Keywords: semiconductor materials, display materials, OLED, QLED, Nanoimprint Lithography, process materials, fine metal masks, EUV lithography, specialty chemicals, advanced materials, flexible displays, NIL technology, silicon hardmask, Cheonan, South Korea