WOOREE BIO CO., LTD, formerly WOOREEETI CO.,LTD, is a company principally engaged in the manufacturing and sale of light emitting diode (LED) parts and equipment. Along with subsidiaries, the Company operates its business through three segments. The LED segment is mainly engaged in the production and sale of LED parts and equipment including LED packages (PKGs) and light bars. The Metal and Flexible Printed Circuit Board (M, F-PCB) segment is primarily involved in the production and distribution of LED PKGs for lighting applications and FPCBs. The Nanofiber segment manufactures and supplies nanofibers mainly used for functional fabrics. The Company distributes its products within domestic market and to overseas markets.