UOB Kay Hian Securities (Thailand) Public Company Limited engages in securities business in Thailand. The company operates in three segments: Securities and Derivatives Business, Financial Advisory Business, and Investing Business. It offers securities brokerage, trading, and underwriting; derivatives agent; securities borrowing and lending; and investment advisory services. The company was incorporated in 1998 and is headquartered in Bangkok, Thailand. UOB Kay Hian Securities (Thailand) Public Company Limited is a subsidiary of UOB-Kay Hian Holdings Limited.