[flow meter,heat meter,level meter,thickness gauge,ultrasonic flow meter]-longrun industrial instrument co.,ltd(www.ultrasonicscn.com)

[flow meter,heat meter,level meter,thickness gauge,ultrasonic flow meter]-longrun industrial instrument co.,ltd

longrun is specialized in providing industrial products, mainly flow meter,heat meter,level meter and thickness gauge.

jiwei level measurement_professional in level switch_liquid level switch_level meter-【jiwei automations】

jiweiisprofessionalinlevelswitch,liquidlevelswitch,levelmeterandmagneticlevelindicator.amanufacturerforlevelmeasurementproductsinchina.