... 1979,our company is the professional manufacturer of flowmeters,thermometers,liquid level meters,transmitters and so on.The main products are ... contain of LZB/LZJ(-F)glass tube flow meter,LZB-W(B)micro type glass tube flow meters,G ... ,organic panel type pure water flow meters,UHC magnetic flap liquid level meters,LUGB/LUCB vortex street flow transmitter,LDG electromagnetic ...