At present, there is no service point of Guangfa Bank in Lanzhou. Upon inquiry, the information of official website of Guangfa Bank is as follows, and there is no Lanzhou starting with pinyin n:

Brief introduction of Guangfa Bank:

China guangfa bank was established in September 1988 with a registered capital of RMB114.08 million, and its headquarters is located at No.713, Dongfeng east road, Yuexiu district, Guangzhou, China. With the approval of the People's Bank of the State Council and China, Guangdong Development Bank, as a pilot bank for financial system reform in China, was established on the beautiful Pearl River and is one of the earliest joint-stock commercial banks in China. On April 8, 20 1 1, with the approval of the regulatory authorities and relevant government departments, the original registered name of Guangdong Development Bank Co., Ltd. was changed to "Guangfa Bank Co., Ltd.". The English name was changed to "China Guangfa Bank" (hereinafter referred to as "Guangfa Bank").