One year after he became a U.S. citizen, Jingchao Xiong, an immigrant from China who doesn’t speak fluent English, has decided to run for political office in San Francisco. It’s a long shot, and some people may find him eccentric, but he’s hoping to replace one of the most prominent politicians in the Bay Area: state Sen. Scott Wiener. “This is not about courage,” Xiong told The Standard in Cantonese. “It’s my mission.