.Ningbo Jiangdong Scientific Instruments Factory is the direct factory of Ningbo Keyuan Instruments Co., Ltd. which was founded in March, 1993. We are an professional alarm and electronics manufacturer in China. We make door/window entry alarm, personal alarm, doorbell, night light, LED charger lamp, tweezer light and other electronic products.We also have a procession of designing, researching and producing electronic gifts. Till now we have had rich experience in this field for more than 17 years. Most of our products approvaled CE, RoHS and other exporting tests. Our products have been exported to Europe, America, the Middle East and other countries and regions.Now we have three joint ventures enterprise

1.Ningbo Tulip Electron Co., Ltd., our joint venture enterprise, has attained ISO9001:2000 system certification. Ningbo Tulip Electron Co., Ltd. specializes in manufacturing a variety of energy saving lamps,LED lamps,electronic ballasts and matching SMT pasters

2.Now we also have a new joint:Ning S.B.D commodity Co., Ltd., is maily selling usefull promotion daily commodities.We have offering :house wares, camping lights, shopping bags, small healthy electroincs, women wallets.We are a trade agent, we have many factory supplier.

In our first years, we specialized in producing UFZ Magnetic liquid level gauges, HG5 Glass liquid level gauges, HG5 Glass plate liquid level gauges, UGS color quartz plate liquid level gauges, flowmeters, temperature instruments, and pressure instruments. In 1997, our factory was assessed as the qualified enterprise for supplying liquid level meter by Chinese Measuring Association of Chemical Industrial Ministry. In 2000, our factory was appointed as one of the CAD's key point applied enterprises by Ningbo Scientific Research Committee. At end of 2009, we alredy moved to our new factory with a 24,000m2 which took a great improvement on the production ability. Upholding the principal of "quality ensured, reputation honored, customer first", we will offer high-quality products and first-grade service to our customers. We welcome our former customers and those who have interests in our products and projects to join us. We hope we could have a bright future by our corporation with you. We will do our best for all our customers and cooperators.