Ningbo Jiangdong Scientific Instrument Factory (export) is a professional alarm manufacturer in China. We make Door/windows entry alarm, Personal alarm, Door bell, Night light, Energy saving lamp, Tweezer light and other electrical products. We also have a professional procession of designing, researching and producing electronic gift, Till now We have had rich experience in this field for more than 5 years, Our products have exported to Europe, America, Middle East and other countries. Detailed quality control on-line as well as off-line, the strictest selection from component suppliers, systematic assembly flowing chat for our products, the continuous training of workers & technician, utilized the hi-tech machinery are basic principles of manufacturing for NingBo JiangDong Scientific Instrument Factory.