Shenzhen World Security Technology Co,.Ltd is a high-tech corporation which has been dedicated to supply security products domestically and internationally. The product line including gas detectors, valve controllers, infrared smoke photeclectric ...

Fupait focused on manufacturing and distribution of heavy metal analyzers, potable water quality testing equipments, on-line DO Optiocal Meter automatic smoke detector others.Fupait obtained related certification from National Environmental ...