1月21日上期所沪银期货仓单较上一日下跌17803千克

Group 1 - The total silver futures warehouse receipts amount to 600,779 kilograms, with a decrease of 17,803 kilograms compared to the previous day [1][2] - The main silver futures contract opened at 23,660 yuan per kilogram, reached a high of 23,690 yuan, a low of 22,638 yuan, and closed at 23,131 yuan, down 0.11% [1] Group 2 - In Shanghai, the total warehouse receipts decreased by 13,590 kilograms, with specific reductions from 中工美供应链 (11,570 kg) and 中储吴淞 (2,020 kg) [2] - In Guangdong, the Shenzhen 威豹 warehouse saw a decrease of 4,213 kilograms [2]