The Korea Exchange (KRX) is the main stock exchange in South Korea, located in Busan. It was established in 2005 through the merger of the Korea Stock Exchange, Korea Futures Exchange, and Korea Securities Dealers Automated Quotations. The KRX facilitates the trading of various financial instruments, including stocks, bonds, and derivatives. The exchange plays a crucial role in the South Korean economy by providing a platform for companies to raise capital and for investors to buy and sell securities. It operates under strict regulations to ensure transparency and fairness in trading, contributing to the overall stability of the financial market.