Is there any third party doing polycrystalline solar panel quality test?
With the brand becoming more and more popular, LONGSUN SOLARELECTRIC CO.,LTD has been cooperating with a trustworthy third party to carry out the quality test. To be able to ensure the quality of polycrystalline solar panel , our trusted third party will perform the production process based on the tenet of justice and equity. A third-party test plays a significant part in providing us clear quality evaluation about our product, which will inspire us to perform better in the upcoming future.
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LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel is excellent in conducting marketing plans, which makes us take the lead in the comprehensive ranking for best solar panels. monocrystalline solar panel series manufactured by LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel include multiple types. And the products shown below belong to this type. Longsun high output solar panel stands out with sophisticated production process and reasonable design. The product has excellent waterproofing and dust-proofing performance. The product has excellent drape effect. The Adopted three-dimensional cutting or stereo clipping technique drape the soft lines of the fabric. The solar cells are highly efficient and reliable for stable electricity output.
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We will replace the aging manufacturing equipment with newer and more energy-saving ones, aiming to promote more efficient production processes. For example, we have adopted water-saving equipment to help reasonably utilize water resource.

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