
Jiangsu Sunrain Solar Energy Co., Ltd. manufactures solar water heaters and solar hot water systems, backed by active technology R&D and university collaboration.
Jiangsu Sunrain Solar Energy Co., Ltd. is a high-tech enterprise focused on solar energy application technology research, manufacturing, and marketing, supplying solar water heaters and hot water system solutions for households worldwide.
The company’s business scope covers all-glass vacuum collector tubes and flat plate solar water heaters, as well as solar heating solutions designed for reliable domestic hot water delivery.
Sunrain emphasizes technology innovation and product development through cooperation with research institutes including Beijing University and Southeast University, and it has undertaken multiple national Torch Program projects. Its high-efficiency, high-temperature, pressure-bearing solar water heater received a National Key New Product certificate jointly issued by the Ministry of Science and Technology, Ministry of Commerce, the General Administration of Quality Supervision, and the environmental protection administration.

Sunrain supplies solar water heaters and hot water system solutions, serving households with solar-driven hot water and heating applications.
Sunrain works with Beijing University, Southeast University, and other research institutes to advance technology innovation and accelerate new product development.
A high-efficiency, high-temperature, pressure-bearing solar water heater was awarded the National Key New Product certificate, jointly issued by the Ministry of Science and Technology, Ministry of Commerce, the General Administration of Quality Supervision, and the environmental protection administration.
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