At this moment, with 10 years' experience we specialize in manufacturing and exporting electronic products such as quartz crystal resonators, quartz crystal oscillators, crystal filters, bell resonators, and filters, which are RoHS-compliant. And our products are wildly applied in the field of computer, communication, TV set, acoustics equipment, and electronic Industry etc. Our company pays much attention to the quality of our products and set scientific administrative structure and strict quality management system according to ISO9001:2000, in addition to our quality products at competitive prices, our prompt delivery and good reputation also backup your choice! Welcome you to test us by purchasing products from us any time