Electronic Component 1.ROHS compliant 2.ISO9001:2000 certified 3.OEM service offered, Design Service Offered Electronic Component1.matrial:copper,iron,aluminium,Kover2.specification: 55*22 36*22 36*27 20*20...3.surface treatment:weld,sintering ,polishing,sand blast4.bottom case:silver-alloy brazing,tin soldering5.other sizes and types are workable6. Parts can be supplied according to customers' ...