Historically, domestic zinc concentrate production typically declines continuously from December to February each year. There are two main reasons: first, some mines undergo routine shutdowns in winter due to weather conditions; second, the Chinese New Year holiday falls early in the year, during which many mines suspend operations or conduct maintenance. As this year's Chinese New Year holiday approaches, how will these factors specifically affect domestic zinc concentrate supply？

Since the start of 2024, the global alumina market has faced constant supply disruptions, leading to a steady price increase. On October 14, the Shanghai Futures Exchange’s (SHFE) main alumina contract hit an all-time high, with prices reaching 4,818 yuan/ton during the day and closing at 4,815 yuan/ton. In the night session, it climbed even further to....