China Construction Bank (CCB) is a leading commercial bank in China providing a comprehensive range of commercial banking products and services. CCB's business consists of three principal business segments: corporate banking, personal banking, and treasury operations. CCB is among the market leaders in China in a number of products and services, including infrastructure loans, residential mortgage and bank cards. In 2015 CCB was the second largest bank in the world by market capitalization and 6th largest company in the world. It operates a network of over 14,925 branches and sub-branches in 31 provinces around Mainland China and maintains overseas branches in Barcelona, Frankfurt, Luxembourg, Hong Kong, Johannesburg, New York, Seoul, Singapore, Tokyo, Melbourne, Sidney and Auckland, and a wholly owned subsidiary in London.