Sound of Hope Radio Network(SOH) is a non-profit 501©3 radio station based in the San Francisco Bay Area, California. The station is committed to delivering a comprehensive radio service to the worldwide Chinese community in the forms of news, cultural and entertainment programs.

Founded by a group of Silicon Valley engineers in May 2003, the radio network provides independent around-the-clock news reporting and originally produced audio programs via AM/FM and shortwave radio, websites and mobile apps. It currently focuses on two major markets, US and China.