[SMM Announcement] Announcement on Adjusting the Update Frequency of SMM Chinese Sulphuric Acid Price Index from Copper Smelters and Smelting Acid EXW Price by Province to Daily
Rectangular-trapezoidal ingots, Unit Weight(Rectangular Ingots): 7.5kg per ingot, Mg 99.9% min,All trace elements meet China National Standard GB/T3499-2023
