Why is China Agricultural Bank called "Agricultural Bank"? China Industrial and Commercial Bank is called "Industry and Commerce" and China Construction Bank is called "Construction". Aren't their fun

Why is China Agricultural Bank called "Agricultural Bank"? China Industrial and Commercial Bank is called "Industry and Commerce" and China Construction Bank is called "Construction". Aren't their functions similar? These are the products of the planned economy era. The four state-owned banks of industry, agriculture, construction and China are separated from each other, mainly according to the mainstream business of the central bank. Industry, agriculture and construction, as the name implies, China Bank is mainly engaged in foreign exchange business. The listing of Agricultural Bank of China this year marks the completion of the reform of state-owned joint-stock banks in China. At present, for ordinary people, these banks are all similar.