Nanjing Jiangning County Dongshan Optical Instrument Factory

The plant mainly produces consistent with national standards GB3609 1-83 double-welding goggles Films and a variety of convex lens. Product sampling by the state authorities on many occasions, are consistent with the standards. Pair of welding goggles-than-ordinary performance welding lens superior, and its spectral characteristics of the technical indicators in full compliance with dual anti-demand. long-term use of plant products, can effectively prevent welders ophthalmia of the electro-optic diseases, in line with the requirements of workers in the 1980s. plant products, from Nanjing Labor Insurance Distribution companies, and sold the three northeast provinces of Henan, Hebei, Zhejiang, Fujian, Gansu, and other 25 major cities of the province.