... high quality, good service, quick dlivery Zinc Alloy Die Casting High Frequency Oscillator/Vibrator/Pendulum1)Our comapany are ... zinc die casting.2)Services: mold development, die casting, mold design, mold developing, manufacturing, casting, post processing, surface treatment.3)Products mainly ... equipments, electronic components and other series.4)The products shown here are only to present the scope ...