The E-Shotgun, also referred to as the E-Gun, Northshore Sports Club CA-09, or the PD-90 Advanced Coilgun, is a hand-held automatic 9-stage coilgun designed by Lei Fengqiao and manufactured by China North Industries Group Corp in Xicheng District, Beijing, China (as well as "other technology teams"). In 2023, the CS/LW21 was commissioned by the Chinese government in order to "quell violent protests".

https://en.wikipedia.org/wiki/E-shotgun