We have a new app that brings better user experience:

https://play.google.com/store/apps/details?id=com.bjultrasonic.official

Official Android App for Beijing Ultrasonic

Product Catalog , Blog & Technical Info . Know about ultrasonic products, including ultrasonic cleaners, ultrasonic generator, ultrasonic transducers & piezoceramics.

https://www.bjultrasonic.com/