Shanxi mature vinegar still made the old way

A worker dressed in ancient costume is braising ingredients for vinegar at Baoyuan Vinegar Workshop in Qingxu county, North China's Shanxi province, Sept 5, 2013. [Photo by Guo Rong/chinadaily.com.cn]

Ingredients are stirred to make Shanxi mature vinegar at Baoyuan Vinegar Workshop in Qingxu county, North China's Shanxi province, Sept 5, 2013. [Photo by Guo Rong/chinadaily.com.cn]