Which city was the first to set up microfinance institutions to help small and medium-sized enterprises?

Shanxi.

On February 26th, 2005, 65438, Rishenglong Microfinance Co., Ltd. was established in Pingyao County, Shanxi Province, which was the first microfinance company in China. In 2008, the former China Banking Regulatory Commission and the Central Bank issued "Guiding Opinions on the Pilot Project of Small Loan Companies", and small loan companies developed rapidly all over the country.