... our product list: -HC49 series (HC49U/HC49S/HC49SMD, 49SMD 4pads)-SMD crystal 4 pads (7*5mm, 6*3.5mm, 5*3 ... *2.5mm, 2.5*2.0mm,2.0*1.6mm)- SMD crystal 2 pads ( 8*4.5mm, 7*5mm, 6*3 ... (7*5mm,5*3.2mm,3.2*2.5mm)-Ceramic resonator & filter(ZTT,ZTA,ZTB,CRB)-SAW DEVICE(TO39,F11,QCC8C ...