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sun earth
The brand name “Sun-Earth” is also known in the U.S. as “NBsolar.”
Both names belong to the company Sun-Earth Solar Power Co., Ltd. (formerly “Ningbo Solar Electric Power Co. Ltd.”), headquartered in Ningbo, China.


The Sun-Earth is a world leader in the manufacture and supply of PV modules in mono and poly crystalline silicon that provide safe and environmentally friendly electric power for residential, commercial, industrial and public services around the world. At the Sun-Earth, we believe that the sun is the most vital and essential form of energy at our disposal, as well as an economical and environmentally friendly to counter the devastating effects of the use of fossil fuel for energy production. Our PV modules allow both the public and private sectors, to reduce costs by using solar energy. Thanks to our vertically integrated production model, developed over 45 years of experience, we are able to maintain the low costs of production, thus also saving our customers. Internally producing materials and components such as polysilicon, ingots, wafers, cells and modules, we can also ensure a continuous improvement in the quality of the production process.

factory2-sThe Sun-Earth is headquartered in Ningbo, China, with offices throughout Asia, as well as in Australia, Europe and the United States.

With our experience and our resources, in partnership with other companies for installation, we can meet the needs of every customer who wants to produce solar energy safely and efficiently. We take pride in providing clean and sustainable photovoltaic technologies, while generating new opportunities in a market in continuous development.



Thelab4-sSun-Earth research and develop innovative technologies in the laboratories of Ningbo Solar Energy Institute (NSEI), the Institute for Solar Energy Ningbo. And ‘here that our scientists, many of whom already leading experts in the field of photovoltaic systems, working together to combine technology and industry to solve some of the major technological and engineering issues in the solar industry today. Side by side with the Chinese government and experts of solar energy in China, Japan, Germany and other nations, the institute NSEI has already won numerous awards both in China and abroad. Not surprisingly, the NSEI has already formed thousands of engineers and technicians. To date, the Sun-Earth has more than 3,000 employees in four manufacturing plants. Thanks to its specialized technological expertise and experience on all aspects of photovoltaic technology and advanced manufacturing processes, the Sun-Earth is widely recognized in China as the most important institution of research and development in the sector.