ʻO PERUMIN 33 Mining Convention, kekahi o nā hanana koʻikoʻi nui o ka honua.Ua hele kā mākou mau mea kūʻai aku i nā hōʻikeʻike kālepa ma Kepakemapa 18-22 2017 ma ke Kulanui Nui o San Agustin (Arequipa)