Korea International Trade Association, also known as KITA, is a private non-profit and privately owned trade organization headquartered in South Korea. Founded in 1946, the association operates with approximately 600 employees and runs the World Trade Center Seoul (WTCS), commonly known as COEX. The WTCS facilities include the Trade Tower and ASEM Tower office complexes, as well as subsidiaries and affiliates such as the COEX Convention & Exhibition Center and COEX Mall. KITA owns KTNET (Korea Trade Network), which functions as the operator of the National Paperless Trade Platform, known as Single Window (uTradeHub), and provides e-commerce infrastructure services, including the issuance of Digital Certificates as a Certificate of Authority.