About Us

We make solar simple and energy smart.


issued patents


million inverters shipped


employees worldwide


countries of operation

About Us

Tsun, with its German background of production and quality assurance management system, is an innovative high-tech company focused on the development and sales of energy storage products and energy storage solutions. It commits to build a global top energy storage brand covering both residential and commercial solutions. Tsun has a mature and capable R&D, sales and management team who has more than 10 years’ experience in the global PV industry. The team has good knowledge of the global market, with elite R&D team composed with masters and doctors from electrical tech development, storage tech development and new energy project development field, Tsun is more than confident to provide global customers with most user-friendly and cost-effective solutions.

With the technological creativity and professional management system from Germany, taking advantage of the foundation of China's new energy battery industry and the advantages of R&D, manufacturing and industrial chain in the field of energy storage in China, combined with the advantages in global sales channels, Tsun will keen in the development, production, sales and service of residential and commercial energy storage solutions.