Shanxi Changcheng Microlight Equipment Co. Ltd., together with its subsidiaries, engages in the design, research, development, manufacture, and sale of image transmission fiber optic products in the People's Republic of China, Hong Kong, Russia, and Europe. The company's primary products include fiber optic inverters, fiber optic straight plates, fiber optic face plates, fiber optic tapers, and microchannel plates for medical imaging equipment, digital photography, physics, biochemistry, and other civilian applications, as well as use in military low-light night vision devices and video systems. It is also involved in the sale of optoelectronic products; and wholesale of household water purifiers. Shanxi Changcheng Microlight Equipment Co. Ltd. was incorporated in 2000 and is headquartered in Taiyuan, the People's Republic of China.