伦铜日内涨4%，现报10805.90美元/吨

Group 1 - The core point of the article is that copper prices have increased by 4% in a single day, reaching a price of $10,805.90 per ton [1] Group 2 - The report indicates a significant daily fluctuation in copper prices, which may reflect broader market trends or specific supply and demand dynamics [1] - The increase in copper prices could have implications for industries reliant on this metal, such as construction and electronics [1] - Monitoring copper price movements is essential for investors looking to identify potential opportunities or risks in related sectors [1]