Copper: Tested for 3050 US dollars in the middle of the session, the trend is good throughout the day, short-term intervention can be dips. LME copper stocks continued to decline, and the downward trend is expected to continue. Aluminium: Closed above 1840 US dollars will help the market continue to rise. Zinc: Closed above $1240, it will help the market continue its uptrend. Lead: The trading volume was light throughout the day. Although the premium price has dropped, the market supply is still tight. Tin: The market is currently in a more sensitive area and we will continue to wait and see. Nickel: It oscillated around the range of dollars throughout the day, trading was light, and the trend was weak.