Woori-Net 

WooriNet, Inc. designs, manufactures, and supplies fiber optics transmission and wireline access network systems to telecommunications service providers in South Korea. The company offers packet optical transport network, packet transport network, SDH transport networks, WDM transport networks, OTN security, packet security, post quantum cryptography, data center, quantumcryptography, communication, access gateway, wireless security, transport software defined, networking, IOT communication devices. It also provides packet converter, access gateway, and access gateway systems; and broadband and cellular IoT solutions, such as LTE LGA and LTE embedded modules, and LTE router and modems, as well as develops and sells OLED manufacturing processes and solutions. The company was founded in 2000 and is based in Anyang-si, South Korea.