Wonik PNE Co Ltd Wonik PNE Co., Ltd. (formerly NS Co Ltd), founded in 1999 and headquartered in Cheongju, South Korea, manufactures and sells process automation equipment primarily for the mass production of lithium polymer secondary batteries. The company produces automation systems for assembly and degassing processes of medium- and large-sized batteries, including those for automobiles and industrial applications; laser slitting and cutting machines; package and degas machines; film-type patterned retarder (FPR) cutting and inspection equipment; battery formation systems and test equipment such as inverters, converters, rectifiers, chargers, and dischargers; and related solutions for rechargeable battery manufacturing and optical films. It serves global battery manufacturers like LG Energy Solution, Samsung SDI, and SK On, with operations focused on South Korea and international markets through subsidiaries and partnerships in Hungary, the United States, China, and beyond.
In recent developments, Wonik PNE completed a merger with NS Co Ltd in November 2022, adopting its current name to strengthen its position in secondary battery automation. The company established a new factory in Pyeongtaek in 2020 and formed multiple strategic memoranda of understanding (MOUs) in 2022-2023, including partnerships with PMGROW for EV battery evaluation systems, MONA ELECTRIC for secondary battery expansion, PIE for smart factory solutions, SUNGEEL HI-TECH for waste battery processing, and SOLUM for renewable energy power conversion. It also received awards such as the Prime Minister's Award in 2023, Secondary Battery Merit Award in 2022, and 100 Million Dollar Export Tower in 2020, alongside establishing subsidiaries like PNE INNOTEC and PNE SYSTEMS.