... High Strength Fire Resistant,Antistatic Flexible,Lightweight Safety Support Relace Metal Mesh HockGrid® Mine Grid ... and-pillar mining system, wire mesh or chain link material acts as roof and rib ... to transport and construct, which would enhance the safety of mining area.Technical Specification of HockGrid® ... ITB,TRI,China,Australia,USA,Russia Mining Safety Test. Shandong Hock Mining Engineering Co.,Ltd ...