... Passed ISO9001,ISO14001,ISO/TS16 Rotary encoder potentiometer switch for electric car and car manufacturer : We produce rotary encoder, ... potentiometer and switch.rotary encoder,potentiometer and switch for musical instruments, audios,medical equipment, Walkie talkie,DVD ... and household appliances.High quality, long rotary life For VOLKSWAGEN,TOYOTA,HONDA SONY,TCL.etcPassed ISO9001,ISO14001,ISO ...