China's 'big four' banks took the top spots in The Banker's latest global ranking, with JPMorgan Chase following in fifth place China's "big four" state-run banks are the largest in the world in terms of asset scale, a new report has found, underscoring Beijing's rising ambitions to build the country into a global financial powerhouse. The ranking released by The Banker magazine on Wednesday was topped by the four Chinese banks - Industrial and Commercial Bank of China, China Construction Bank, Agricultural Bank of China and Bank of China - with JPMorgan Chase following in fifth place. Chinese banks collectively...