• Slide 0
  • Slide 1


Jiangsu Haodu Frequency Technology Co., Ltd. (and its Shenzhen office) has been focusing on the research and development, production, sales, and technical support of frequency devices such as quartz crystal resonators and crystal oscillators. Haodu's crystal oscillators have the advantages of high precision, small size, ultra-low frequency, ultra-high frequency, and so on...More