JK Synapse. 

Sonid Inc. manufactures and sells chemicals, electronic materials, and printed electronics in South Korea. The company offers display chemical products for cleaning, developing, wet etching, and stripping in OLED, TFT-LCD, and TSP applications. It also provides functional electronic materials used in manufacturing electronic parts, including optical clear resins, UV resins, UV color sealants, and gap fillers; photo resist (PR) products, such as column spacer PR, photo sensitive polyimide, OLED and TSP protective films, bridge insulator films, etching PR, and resin black matrix for TSP; and Ag bar pastes/Ag dot pastes and pastes for bezel electrode. In addition, the company offers conductive inks and conductive pastes for printed electronics, including RFID tags, NFC antennas, and bio sensors, as well as metal pastes for solar battery. Further, it manufactures and sells radio frequency identification tags and near field communication products. The company was formerly known as Yapex Inc. and changed its name to Sonid Inc. in March 2022. Sonid Inc. was founded in 1976 and is headquartered in Gumi-si, South Korea.