On September 21, 2022, the 1# copper price of Changjiang Nonferrous Metals dropped by 70, with a minimum of 63360 and a maximum of 63400. The average price of the first three days was 63366.67, and the average price of the first five days was 63380.
On September 21, 2022, the spot copper price in Shanghai dropped by 110 to 63100, the lowest was 63010 and the highest was 63190, the average price of the first three days was 63180, and the average price of the first five days was 63185.
On September 21, 2022, the cathode copper price of Guangdong South Reserve 1# 63060 fell by 210, the lowest was 62960 and the highest was 63160, the average price of the first three days was 63126.67, and the average price of the first five days was 63180.
On September 20, 2022, the LME electronic trading copper opened at 7814.5, and closed at 7724, down 48, with the lowest and highest trading volume of 12554.