中色股份：控股子公司拟投资165万吨/年铅锌矿采选扩建项目

Core Viewpoint - The company plans to invest 1.74055 billion yuan in the expansion project of its subsidiary, focusing on increasing the lead-zinc mining capacity to 1.65 million tons per year [1] Group 1: Investment Details - The investment amount for the expansion project is 1.74055 billion yuan [1] - The project includes the construction of a main shaft, auxiliary slope, a new processing plant with a capacity of 1.65 million tons per year (or 5,000 tons per day), a tailings storage facility, and a tailings pumping station [1] - Upon completion, the mining and processing scale will reach 1.65 million tons per year [1]