Comtec Solar Systems Group Ltd. engages in the research, production and sales of monocrystalline products. It also engages in the investment, development, construction, operation of the solar photovolataic power stations. It operates through the following segments: Upstream; and Downstream solar and power storage. The Upstream segment engages in production and sales of mono-crystalline products, trading of solar products. The Downstream solar and power storage segment is a provision of consulting services for investment, development, construction and operation of solar photovoltaic power stations, production and sales of the power storage products. The company was founded by John Zhang in December 1999 and is headquartered in Shanghai, China.