Tian Cao

UBS Ltd. (Broker) is the Great Britain-based brokerage division of UBS Ltd.,the wholly-owned subsidiary of Switzerland-based UBS AG (SWX: UBSN; NYSE: UBS). Established in 1975, the firm is located in London. UBS Ltd.'s business is organized in three departments: fixed-income, rates and currencies; equity and investment banking. UBS Ltd. (Broker) engages in equity trading, equity derivatives and equity-linked products. The equity research department covers a diverse range of sectors globally and also supplies macroeconomic analysis, quantitative and derivative research. The fixed-income, rates and currency business covers credit, rates, commodities including energy and metals, municipal bonds, Forex and cash and collateral trading globally. Their investment banking activities include analysis, structuring, transaction negotiation and communication.

Citigroup Global Markets Ltd. (CGML) is an international broker-dealer firm headquartered in London, UK. The firm was founded in 1983 and is a subsidiary of Citigroup Global Markets Holdings Bahamas Ltd., ultimately held by Citigroup, Inc. (NYSE: C) in the US. CGML has a major presence in the international financial markets as a dealer, market-maker and underwriter in equity and fixed income securities and offers risk-based solutions to producers and investors in commodity markets. They also provide corporate finance services to a wide range of corporate, institutional and government clients. Their trading activities encompass cash, exchange traded and OTC derivative markets.