Sichuan Dongche is a partial procurement enterprise for mechanical vibration sensors and instruments. Rotary Machinery Company is a high-tech company that develops and manufactures mechanical shaft displacement, bearing vibration, pressure, speed sensors, and control instruments. The company's products are widely used in mechanical vibration monitoring systems

The products include integrated vibration transmitters, explosion-proof integrated vibration transmitters, coal feeder encoders, casing vibration transmitters, and SZMB-1 magnetic electric speed sensors CS-2 speed sensor XS12JK-3P/Y speed sensor HY-3S speed measuring instrument
HY-3SF intelligent tachometer MTSZ-30 microcomputer speedometer SZC-07 intelligent tachometer Tachometer SQSC-485. Intelligent speed digital display instrument SZC-04. Intelligent speed monitoring instrument QBJ-3C2. Intelligent tachometer DF9011. Intelligent speedometer SZC-03KY. Intelligent tachometer SZC-KYPN.SZC Fully intelligent imported tachometer MCS-II. SZC-04/SZC-04B series intelligent tachometer DZC-02A tachometer DF6202 Magnetic Resistance Speed Sensor DYA-S intelligent tachometer monitoring instrument protection device XSM/C. CRY-03 intelligent tachometer
CSY-II microcomputer speedometer Speed digital display device XJP-48E. Magnetic speed sensor SZMZ-02