... the begining our company named as Qinfeng Flow meter.we are the professional manufacturer of flowmeters, ... LZJ(-F)glass tube flow meter,LZB-W(B)micro type glass tube flow meters,G.R.F10 ... liquid level meters,LUGB/LUCB vortex street flow transmitter,LDG electromagnetic flowmeters,LWGY/LWY turbine ... good looks, easy installation and maintenance All flow meters can be equipped with limit switches Technical ...