For horizontal/vertical project cooperation for a long time.Business scope including but not limited to, data analysis, signal processing, time-frequency analysis, wavelet transform, fault diagnosis, mechanical structure optimization, the modal identification and vibration damping noise reduction, image processing, speech recognition, artificial intelligence, etc.(no stable funding, the original research is also difficult to sustain, longitudinal research had to stop, first lesbian sponsorship) email: yugang2010@163.com