Bangkok Bank is the largest commercial bank in Bangkok and one of the most influential banks in Southeast Asia, established in 1944, with branches and representative offices in Southeast Asian countries and major economies around the world. In 2009, Bangkok Bank opened its first branch in Shanghai, followed by branches in Xiamen, Beijing and Shenzhen. In 2009, Bangkok Bank opened its first branch in Shanghai, followed by branches in Xiamen, Beijing and Shenzhen;