Copper: Copper prices are strong today, testing key resistance at $3350/metric ton. It is expected that the market will further test the resistance level. If you close above this level, copper prices will continue to rise. Aluminum: Not provided. Zinc: As zinc prices hit new highs, zinc prices continue to rebound today. As there was a small amount of longs in the market, zinc prices did not really rise. However, zinc prices closed well. Tin: Tin City was very calm today because of a limited number of fund selling restrictions. Lead: Although it failed to follow the upward trend of copper, today's lead market is calm with little volatility. Nickel: Tin City was very calm today, showing fluctuations in a narrow range, and it fell slightly.