An artwork named Cai Li Xi Ou Jiang (colorful carps have fun in Oujiang River) is displayed at the celadon biennial exhibition. Oujiang River, the second-largest river in Zhejiang province, rises from Longquanxi Stream, which is located at the junction of Longquan city and Qingyuan county. [Photo by Xi Xinyi/chinadaily.com.cn]