JEIO Co., Ltd., an enterprise established in 1994 and based in Incheon, South... JEIO Co., Ltd., an enterprise established in 1994 and based in Incheon, South Korea, engages in a multifaceted business model centered around advanced secondary battery materials, comprehensive plant engineering, and the production and distribution of industrial equipment. A core component of its operations is the manufacturing and sale of critical battery inputs, prominently featuring carbon nanotubes distributed under its proprietary JENOTUBE brand. The company is also a key provider of end-to-end plant engineering solutions. These services encompass initial design and engineering, procurement, construction, and final commissioning for projects across various sectors, including rechargeable batteries, electronic materials, environmental and energy systems, chemical and petrochemical processing, and biotechnology. Additionally, JEIO offers specialized services in the design, fabrication, and installation of diverse equipment, industrial facilities, and pilot plants for a wide array of industries. It further broadens its activities by acting as an agent for other businesses.