The guangdong sun-de-top electronic instrument company ltd. Is located in the sun-zhuang district of fushan city, guangdong province and operates in the production, development and sale of electronic instrument technology, technical services, sensors, transformers, controllers, counters and supporting instrument instruments. Products cover areas such as infrastructure monitoring, material network monitoring, industrial process control, automated monitoring, medical equipment, fibre-optic equipment, petrochemicals, large machinery, new energy sources and water treatment。