Pre-shipment review (PSI) is just one of many excellent control evaluations conducted by LONGSUN SOLARELECTRIC CO.,LTD. This review is based on regular QC testing or on client request. Based on these standards and processes, samples have been randomly chosen and flaws are assessed. For all of us, pre-shipment review is an important step in the quality management procedure and a means to confirm the grade of this solar energy inverter before dispatch.
LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel has a one-stop production base for round solar panels in China. round solar panels series manufactured by LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel include multiple types. And the products shown below belong to this type. Materials used in Longsun best solar panel company are required to undergo rigorous ingredient tests. They are inspected regarding colorfastness, odor, shading balance, physical properties such as wearing and puncture resistance. It has a long service life and secures a high second-hand value. The product has remarkable quality, which has been highly evaluated and proved by the third-party testing organizations in terms of material and workmanship referring to the gifts and crafts. The silicon adopted for the solar cells is UV-resistant.
LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel will never stop and build the road to innovative design. Please contact us!