... B.CE,ROHS,SGS,UL,KEMA,VDE,TSE,CB C.ISO9001,14001 D.manufacturer E. 430 employees,15000 ... indicator is equally used LED shining chip as light source with long life, low consumption, small volume ... and light weight. AD22 indicators are produced by our factory ... top quality and aesthetic demand of user, we developAD22-22B, C, D, E, G, H, double color lamp, position ...