Definition
In warehouses of Shanghai bonded area, premium on top of LME cash settlement prices, qutation period M+1(M stands for arriving date)
Quality
Zinc ingot of minimum 99.995% purity, conforming to LME Specifications and relevant standards: BS EN 1179:2003, ISO 752:2004-ZN-1 grade, ASTM B6-12-LME grade or GB/T 470-2008