Representatives of 15 listed rice wine companies take an oath to be honest in brewing wines in Shaoxing, East China's Zhejiang province, Nov 7, 2014. As winter approaches and the temperature falls, it comes to the best season of a year for brewing rice wine in Shaoxing. Rice wine, with a history of thousands of years, is regarded as one of the three most time-honored wines in the world. The techniques of brewing Shaoxing rice wine was listed as a national intangible cultural heritage in 2006. [Photo/Xinhua]