The Archaeological Findings Exhibition in Shanxi's Hejin Kiln opened to the public at the National Museum of Beijing Wednesday. Since the Tang Dynasty, porcelain production in Hejin region has continued for thousands of years, resulting in a large number of porcelain pieces. The Songjin magnetic kiln in Hejin, which was rescued in 2016, was selected as one of the top 10 new discoveries in national archaeological discovery that year. (Photos: Li Hao/GT)