Hebeiwuyivalue of the standard instrument factory (optical instrument factory), located in Hebei Province and Technological Development ZonewuyiCounty. Value of the standard foam factory was founded in 1983, is specialized in the research and development of the standard bubble with the production, marketing, products include glass bubble long, round blisters, plastic circular blisters, blisters and many other specifications for long. Angle value of 60 '/ 2mm-2' / 2mm, our products strictly enforce the national standard GB-1146-89, products are widely used in surveying and mapping equipment, photovoltaic equipment, measuring instruments, such as electronic weighing a variety of industries, products are sold throughout the country 200. I plant business philosophy based on science and technology, with first-class technology, first-class products, first-class service with the international advanced level of synchronization in various fields at home and abroad to carry out a wide range of substantive cooperation in a win-win and common development. Plant, we continue to explore, research, innovation, commitment to the development of new products, new technologies and modern production technology of the traditional combination of products, whether in appearance or have an inherent quality of a major breakthrough. The guidance of the public are welcome to visit, would like to wholeheartedly for the general customer service!