Du Baohuai draws Beijing Opera facial masks on crab shells on Wednesday in Jijiabao Village of Huanghua City, north China's Hebei Province. For several years, he was deeply fond of such kind of paintings, and finished lots of works on different size crab shells. [Photo/Xinhua]

Du Baohuai draws Beijing Opera facial masks on crab shells. [Photo/Xinhua]

Du Baohuai shows his crab shell paintings. [Photo/Xinhua]

Du Baohuai shows his crab shell paintings and Chinese calligraphy. [Photo/Xinhua]