Shanghai LONGSONE Electronic Tech Ltd is engaged in manufacturing length and angle sensor, A2B Switch, Tensiometer,Tach/hour meter,Anemometer, Inclinometer and Electronic compass to suit most safety control, levelling or measurement requirements.

LONGSONE satisfy customer for any specific application requirement in special environment by persistent technical innovations and abundant professional experiences.

LONGSONE product has been exported to many different countries and areas, like European, Middle East, Southeast Asia, North American,South American, South Africa, and so on. 

Please contact us for technical advice, more information or a quotation, or if you have specific design and production requirements that you would like to discuss.