
Crystal: Resonators, Oscillators, Filters, VCTCXO, OCXO, VCO, VCSO/Duplexers. Automotive grade AEC-Q200 qualified.
http://www.cidevelectronics.com/manufacturers/yoke/

High-stable clock/frequency products and solutions: Crystal Oscillators/Stratum, Clock modules, MCU & PLL chips, IoT modules.
http://www.cidevelectronics.com/manufacturers/dapu/
High stability, low phase noise oscillators, (XO, VCXO, TCXO, OCXO), Piezoelectric filters, Synthesized sources, Phase locked sources, High frequency oscillators (1 to 3GHz), Frequency distribution for Military, Professional and Telecommunications
http://www.cidevelectronics.com/manufacturers/ar-electronics/
Aeonsemi is a fabless Integrated Circuit (IC) design company developing analog / mixed-signal / DSP centric products for network communication applications.
Products: Arcadium™ Oscillator – first all-silicon oscillator in its performance class in jitter, stability and temperature range, making it a perfect fit for applications in servers, AI processors, network interfaces, edge computing, industrial and in-vehicle-networking etc.