The 10 largest banks in the world with assets more than $1 trillion

Industrial and Commercial Bank of China
Total Assets: $4.009 trillion
Market Capitalisation:$ 312 billion
 
At present, the Industrial and Commercial Bank of China is currently the largest bank in the world with over $4 trillion in total assets. The world's biggest bank by assets, is also China's most profitable, thanks to Chinese government's new policy on risky lending. The bank has posted $23.5 billion in the first half of 2018. The bank had an operating profit of $40.64 billion and a net profit $42.06 billion in 2017. It reported $33.53 billion of non-performing loans at the end of June 2018.
The bank provides loans, financing for businesses, credit cards, as well as money management for high-net-worth individuals and companies. The bank also offers money market vehicles, investing opportunities and exchange and transfer services.
 

Total Assets:  $3.40 trillion
Market Capitalisation:$ 238 billion
In 2017, China Construction Bank had generated a revenue of approximately $91.01 billion. The total outstanding bad loans was $29.07 billion at the end of June 2018.
 

Agricultural Bank of China
Total Assets: $3.24 trillion
Market Capitalisation:$182.3 billion
 
Agricultural Bank of China (ABC) or AgBank is one of the most prominent banks in the world. While the bank was initially established in 1951 following a merger between Farmers Bank of China and Cooperation Bank, it was restructured multiple times before it took its current form in 1979.
It has about 24,000 branches all over the country, over 320 million general customers and 2.7 million institutional clients. In 2010, ABC recorded the biggest IPO in the world at that time, but was overtaken shortly after by Alibaba.
Agricultural Bank of China's net profit in 2017 was $30.5 billion.  In 2017, the bank had generated a revenue of approximately $78.58 billion.
 

Bank of China
Total Assets: $2.99 trillion
Market Capitalisation: $185 billion
 
Bank of China is one of the largest public banks in China. The company was established by the Chinese Government in 1912 as one of the main issuer of the official bank notes. Currently, it is the second largest lender in China.
Headquartered in Beijing's Xicheng District, it has two subsidiaries, one in Hong Kong and another in Canada and is active in 27 countries. The bank is engaged in insurance business and provides credit card services along with wealth and asset management solutions.
In 2017, the Bank of China had generated a revenue of approximately $70.78 billion. Its 2017 net profit was at $27.4 billion.

Mitsubishi UFJ Financial Group
Total Assets: $2.79 trillion

It is Japan's largest financial services company with assets worth well over $2 trillion. It is also one of the biggest subsidiaries of the Mitsubishi Group. The company was established in 2005 with the merger of Bank of Tokyo-Mitsubishi and UFJ Bank. Its Retail Banking Business Group segment offers a range of products and services, such as bank deposits, loans, asset management and administration services, investment products, and settlement services. By end of 2017, its total revenue stood at $50,281 million.

JPMorgan Chase
Total Assets: $2.53 trillion
Market Capitalisation: $374.1 billion

It provides retail banking and credit card services under the brand name of Chase, while corporate banking services like asset management, private wealth management and security services are carried under the brand name of Morgan. In 2017, the company reported revenue of $99.62 billion and a net income of $24.45 billion.
 

HSBC Bank
Total Assets: $2.52 trillion
Market Capitalisation: $187 billion

BNP Paribas
Total Assets: $2.36 trillion

BNP Paribas is the leading banking group in France and the second largest in Europe in both assets under management and market cap. Established in 2000, the bank was formed following a merger between BNP (Banue Nationale de Paris) and Paribas.
It is actively present in all the seven continents either directly or through subsidiaries. In the United States, it owns Bank of the West. Similarly, in Italy and Belgium, the bank operates Banca Nazionale del Lavoro (BNL) and Fortis, respectively.
BNP Paribas has a strong foothold in both retail and corporate banking sector. It serves over 40 million individuals around the globe. In 2017, the global banking group with headquarters in Paris, France, generated a net income of approximately $9.05 billion.

Bank of America
Total Assets: $2.28 trillion
Market Capitalisation:$295 billion
 
During the financial crisis of 2007-08, Bank of America was one of the major banks, which had issued a significant amount of mortgage backed securities before 2008, which led to the financial calamity. The bank survived the crisis and BoFa is currently the second largest bank by total assets in the United States. The company registered a total revenue of $87 billion and net income of $18.23 billion in 2017-18.

Credit Agricole, France
Total Assets: $2.12 trillion

Crdit Agricole is the second largest banking group in France. It was established in 1894 to cater to the banking needs of the farmers and encourage farming activities.The bank underwent several institutional changes from 1988 to 2001. In 2003, Crdit Agricole acquired one of its biggest competitor Crdit Lyonnais after the latter ran into a major financial trouble in the late 1990s. The net income of Crdit Agricole was about $8.16 billion in 2017.