Shanxi Changcheng Microlight Equipment Co. Ltd. engages in the research, design, development, manufacture, and sale of image transmission fiber optic products in the People's Republic of China, Europe, Hong Kong, Russia, and the Middle East. The company's primary products include fiber optic inverters, fiber optic straight and face plates, fiber optic tapers, and microchannel plates. It is also involved in the design, research, development, manufacture, and sale of water purifiers, and optoelectronic and chemical glass products; and wholesale of household water purifiers. The company was incorporated in 2000 and is headquartered in Taiyuan, the People's Republic of China.