Ta Chan Securities Co. Ltd. is engages in marketable securities include underwriting, securities dealing at the centralized securities exchange market, brokerage, dealing at the OTC market, securities financing for securities trading, securities registration services, dealer for foreign marketable securities, serving as futures trading assistant, futures dealing business and other related business approved by the competent authority. It operates through the following segments: Brokerage Department, Investment Banking Department and Proprietary Trading Department. The company was founded on June 17, 1988 and is headquartered in Taipei, Taiwan.