Factory of Optical Elements The Institute of Optics And Electronics Chinese Academy of Sciences was founded in 1981. And during 1999, the company completed the joint stock system transformation. The company located at Optoelectronic Indus...

R & D center was organized in 2002. The establishment purpose of this center is to meet the needs of...

The center has three parts: advanced optical manufacturing department, precision machinery manufactu...

The brand – HANNIA is famous magnifier brand in China. The magnifiers are used by jewelers, collect...