SMM

Yangshan copper premiums with a quotation period in April stood at $20-38/mt under warrants during April 10-14, with the average down $2.48/mt from a week earlier. Those stood between $30-48/mt under bill of lading with a quotation period in May, with the average flat from a week earlier. As of April 14, the SHFE/LME copper price ratio stood at 7.71, and import losses stood at 657 yuan/mt.