3U is a leading manufacturer of advanced nano-coating solutions based in China. With a focus on innovation and sustainability, we specialize in developing high-performance radiant cooling coatings and hydrophilic self-cleaning coatings for solar panels. Our products are designed to enhance energy efficiency, reduce maintenance costs, and extend the lifespan of various surfaces and equipment. We are committed to providing eco-friendly solutions that contribute to a greener future.

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Explore our innovative nano-coating solutions designed to enhance performance and durability of various surfaces.

Advanced coating with solar reflectance >96% that passively radiates heat, reducing cooling costs for buildings, data centers, and equipment.

Nano-coating for solar panels that enables self-cleaning through rainwater, reducing maintenance costs and improving energy efficiency.






Easy nano solutions that remove dust and boost power for large solar sites

Easy nano solutions that remove dust and boost power for large solar sites

Easy nano solutions that remove dust and boost power for large solar sites
Improve your work with our nano coatings—tell us your needs, and we’ll provide the right help