carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for Optics Experiment, Ccd Spectrometer, Deuterium Lamp, Franck Hertz,Blackbody. Through more than 8 years of business, we have accumulated rich experience and advanced technologies in the production of our products. The product will supply to all over the world, such as Europe, America, Australia,New York, Serbia,Singapore, Nairobi.With the highest standards of product quality and service, our products have been exported to more than 25 countries like the USA, CANADA, GERMANY, FRANCE, UAE, Malaysia and so on.We are very pleased to serve customers from all over the world!