Chinese Vice Finance Minister Zhu Guangyao shakes hands with People's Bank of China Governor Zhou Xiaochuan (L) as International Monetary Fund (IMF) Managing Director Christine Lagarde (R) looks on at G-20 finance ministers and central bank governors family photo before a plenary session during the IMF/World Bank annual meetings in Washington, U.S., October 12, 2017. REUTERS/Yuri Gripas