Chen Runmin is a special expert of China Shi Jia Appraisal Collection Network. At present, he is the head of the ceramics group of the Antique Department of the Palace Museum, a special expert of the Jianbao column of CCTV, a director of the China Ancient Ceramics Society, a member of the Art Appraisal Committee of the Ministry of Culture, and a porcelain expert of Bao Bo Art Network. Graduated from the History Department of Beijing Normal University, and worked in the Ceramic Group of the Antiquities Department of the Palace Museum at the beginning of 1986. In the past 20 years, I have studied under the guidance of two porcelain masters, Geng and Ye, researchers of the Palace Museum, and benefited a lot from their teachers' words and deeds. For a long time, through the preservation, sorting and research of 400,000 pieces of ceramics in the Palace Museum, certain achievements have been made in the identification and appreciation of ceramics in past dynasties, especially in the Yuan, Ming and Qing dynasties. The ancient ceramic sites in Henan, Zhejiang, Jiangxi, Hunan, Yunnan, Shanxi, Guangdong, Fujian, Inner Mongolia and other provinces were investigated.