50000 tons of valuable metal material comprehensive recovery and safe disposal project of Yunnan Rui

ProjectName:50000T/acomprehensiverecoveryandsafedisposalofvaluablemetalmaterial..

Hunan tengchi Environmental Protection Technology Co., Ltd. non ferrous metal waste rare and preciou

Hunantengchi"comprehensiverecoveryprojectofnon-ferrousmetalwasteandrareandpreci..

Ruiyi Guangxi Ruiyi 250000 ton annual rich rare and precious metal material comprehensive recovery