The company is mining limestone quarry quartz, magnetite, coal, and other metal or non-metallic minerals, while processing all types of stone products, is a mining sales for the integrated enterprise.

本公司是集开采石灰石矿，石英石矿，磁铁矿，煤矿，等金属或非金属的矿物质，同时加工生产各种类型的石料产品，是一家开采销售为一体的综合性企业。

youdao