were transferred to the Hong Kong and Macau Regional Office of the Bank of China in 1958. The Bank of China later took over management of the Hong Kong branches of Kwangtung Provincial Bank, Hua Chiao Commercial Bank Limited and the Bank of Communications (HKSE: 3328).

In June 1975, the Bank of China moved to increase the capital of the public-private banks. As all of the new capital were from the Chinese government, private ownership in the public-private banks were substantially reduced, in some cases to less than 1%.

The 14 banks were rebranded as part of the Bank of China Group in the 1980s, after a common IT platform was established. Treasury and foreign currency exchange operations were also centralised. However, the individual banks retained their own management.

Restructuring andlisting

The Hong Kong branch of the Bank of Communications broke off from the Bank of China Group in 1998. The Bank of China Group started to restructure its operations in 1999 in preparation for an initial public offering. All minority shareholders (except for those of Chiyu) were bought out by the Bank of China. Formal plans for a restructuring received the approval of the People's Bank of China and were launched in January 2001.

The restructuring saw all operations of the Mainland-incorporated group members merged into Po Sang Bank, which was then immediately renamed Bank of China (Hong Kong) Limited. Hong Kong incorporated Nanyang Commercial Bank and Chiyu Banking Corporation became subsidiaries of Bank of China (Hong Kong) Limited. Legislation was required for the merger, as Hong Kong does