Changzhou Aofa Photoelectrical Instrument Factory is a research and development-oriented manufacturer and trading company based in Changzhou, China. Established with a workforce of 51 to 100 employees, the company operates its own factory and specializes in the production of precision instruments, including various specifications of compasses, ball guides, and optical telescopes. Their diverse product range features military-grade, tourism, and tape-ball type compasses, as well as specialized items like the DC45 and G51 models. As a contract manufacturer, the company holds two national-level patents for independent research and development. Changzhou Aofa Photoelectrical Instrument Factory maintains long-term strategic partnerships with international and domestic automobile manufacturers, advertising agencies, and outdoor equipment suppliers. Committed to the principles of quality and honesty, the enterprise serves global markets across the sporting goods, recreation, and arts and crafts sectors.