... 3.Qualified machining Description:1. Name: ADC12 die casting speaker aluminium frame2. Technology: aluminium die casting3. Material grade: ADC124. Standard: ASTM, JIS,DIN,BS,NF5 ... Areas:Auto parts, motorcycle parts, pump parts, locomotive parts, machinery parts, tool parts, furniture parts, ect.Ningbo Jiahui Machine Parts Co., Ltd is specializing in manufacturing aluminum die casting which ...