@RequestMapping(value = "/findHospital",produces = "application/json; charset=utf-8")
	@ResponseBody

引起乱码原因为spring mvc使用的默认处理字符串编码为ISO-8859-1，具体参考org.springframework.http.converter.StringHttpMessageConverter类中public static final Charset DEFAULT_CHARSET = Charset.forName(“ISO-8859-1”);

http://www.cnblogs.com/dyllove98/p/3180158.html