Group 1 - The report from Guosen Securities on July 31 gives a rating to Western Mining (601168.SH, latest price: 16.69 yuan) [2] - Key reasons for the rating include the release of production capacity from the lead-zinc system at the Qiqi Copper Mine [2] - The report highlights improvements in zinc smelting profitability and marginal improvements in copper smelting [2] Group 2 - The report includes risk factors such as lower-than-expected capacity release and the risk of declining metal prices [2]