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China
Personne àcontacter Mr. Elaine
Xingfeng Rd, Shanghai, Shanghai
Vacuum tubes are the most important part for solar heating systems. A solar heating system of good heat efficiency or not is mainly decided by its vacuum tubes, the heat collecting part. Sun-own emphasizes on the technology and materials of the production, with the strict selection and severely quality control to offer the best quality vacuum tubes. Three layer tubes are beautiful on their appearance. Many customers use this high-quality product to catch the consumers?eyes. With different gradients for its absorption layers, the heat efficiency is no doubt increased.
