On the ninth day of the first lunar month in 2002, on the Bailu Plain in the east of Qinchuan City, Fang Kun and Guo Shilin, graduate students of the Department of Archaeology of Qinbei University, were taking Luo Qing, who graduated from the Department of Archaeology of Peking University, to intern at the Yangling Archaeology Base.However, the peace was broken by tomb robbers amid the noise of the community fire.Qinchuan tomb robbers gang “ support the pot ” Liu Shusheng's four men were robbed of ancient tombs. They just dug out cultural relics but were defeated by another group of tomb robbers Yan Xiaowu and Wang Taiping pretended to be cultural security officers and took the lead and stole a large number of cultural relics.
Eight months later, at the Winthorp Auction House, the auction plan for six black terracotta figurines attracted the attention of the Chinese Embassy.Embassy staff immediately went to the auction house to stop the auction, but the other party refused on the grounds of lack of proof.In an emergency, the State Administration of Cultural Heritage arranged for Cheng Zhi, director of the Qinchuan Municipal Cultural Heritage Bureau, to come to the Yangling Archaeological Base to find Zhi Maochang, an archaeological expert from Qinbei University. Unfortunately, Professor Zan was not at the base on a business trip to attend an academic conference. Under his remote guidance, Fang Kun, Guo Shilin and Luo Qing searched for information and answered questions, successfully preventing the auction of black pottery figurines.