Nan yang City Srate Optical Instrument Manufactory located in the the historical city of Nan yang, Henan Province of China.
Founded by Li Sheng Optical Instrument Co.，Ltd and other companies in 2004, our factory specializes in producing all kinds of optical products.All the optical instruments accessories are self produced, so we can ensure the product quality and timely delivery, and supply you the products with low price and high quality.

1981 start manufacture &sale of telescopes (binoculars, monocular,) and 1981 start manufacture &sale of optical microscopes, now our products have extended to stereo microscopes, biological microscopes, monocular, binoculars, magnifiers rifle scopes and other optical instruments.
We have developed the digital microscope (our model TXS07-01DN), which can be connected with computer, and changed the high price condition of digital microscopes.

Relying on continuous innovation, creditable quality, competitive price, perfect service, the company has won the confidence of the customer.