(Bloomberg) — Sumitomo Mitsui Financial Group Inc. is looking to expand its alliance with Jefferies Financial Group Inc., possibly working together in new areas such as equity trading to build up its global business, according to the bank’s chief executive officer. Most Read from BloombergHo Chi Minh City Opens First Metro Line After Years of DelayUnder the collaboration that started in 2021, Japan’s second-biggest lender has worked with Jefferies to compete in the US financial markets. The foc