Wind Tunnel Honeycomb, Honeycomb Core, Metal Honeycomb manufacturer / supplier in China, offering Steel Honeycomb Airflow Straightener Screen for EMI Shielding and, Stainless Steel Honeycomb Vent Panel for EMI/Rfi Shielding and Airflow Control, Hengshi Cube Finger Stock Square EMI Shielding Steel Honeycomb Core Vent Panel and so on.