Beijing Sunda Solar Energy Technology Co., Ltd. is a worldwide leading manufacturer of evacuated tube solar collectors.

Sunda was jointly founded by Beijing Sunpu Technology Co., Ltd. As the affiliate company of Beijing Solar Energy Research Institute and Daimler-Benz Aerospace (DASA) in 1995. Beijing Solar Energy Research Institute Co., Ltd. Which predecessor is Beijing Solar Energy Research Institute established in 1979, is the pioneer and the largest specialize research organization in China as well as the back organization of National Engineering Research Center for Renewable Energy and Beijing Photovoltaic Technology Research Center.

Based on two parties' research in the solar thermal field for over 10 years, Sunda has been applied itself to research, manufacture and sale of metal-glass sealed metal absorber solar collector with advanced international level. Sunda has a manufacturing plant located with land areas of 27, 000 m² . With a production base of annual productive capacity of 500, 000 tubes, Sunda is one of the largest metal absorber vacuum tube enterprises in the world.

Sunda owns 10 experts who possess government allowance and over 90% professional technology personnel own college degree or higher degree. Sunda has been prized by National Invention Award and First prize for Beijing Technology Progress, and owns over 10 international certificates, such as Europe(Solar Keymark), U. S. A(SRCC), Switzerland(SPF), Spain(CENER), France(CSTB), Australia(AS/NZS 2712: 2007), Korea(Certificate of N&R ENERGY FACILITY), South Africa(SABS) and ISO9001.

Owning the world-leading technology, Sunda's products have own patents and features high-tech, excellent performance, durability, long life-time, and represents world advanced standard. It is easy to install and guarantees optimal service, comfort and reliability. The products are widely applied in the water heating system, industry process heating, space heating system, solar air-conditioning system and other applications.

Since 1992, Sunda has been in the European market to share its in-depth knowledge of the market, obtaining recognition and high reputation from agents and customers by reliable quality and professional technology support. Now Sunda has perfect sales network all over the world, the products are exported to more than 80 countries and there are Sunda's agents in over 50 countries and regions. Sunda is famous in the solar thermal field of the world being the member of American Solar Energy Society. To satisfy domestic and international requirements, Sunda will increase the production capacity and engage in the solar power generation market, reinforcing research and development to be the best company in the solar thermal field. Depending on powerful R&D, Sunda has been one of the companies which can bulk produce one-through evacuated tubes.