Pre-shipment inspection (PSI) is one of the many quality control tests conducted by NANJING KSUNSOLAR TECHNOLOGY CO., LTD.. This inspection is based on standard QC testing or on customer request. Based on these criteria and procedures, samples are randomly selected and defects are checked. For us, pre-shipment inspection is an important step in the quality control process and a way to check the quality of the polycrystalline solar panel before shipment.

Nanjing KSUN Solar Technology Co., Ltd. is a highly reputable manufacturer and supplier of portable power station solar power generator portable solar power system portable solar power generator portable solar power bank and we are widely accepted in the manufacturing industry. photovoltaic cell polycrystalline solar panel is the main product of KSUN Solar Products. It is diverse in variety. KSUN Solar Products monocrystalline silicon solar panels is the combination of customers' requirements with our innovative design ideas. It is created with ideal functions based on different space sizes of bathroom or washroom by our professional designers. By guaranteeing solar power energy system certification, the quality of solar power system has been effectively improving.

With the increasing needs of grid tied solar system, KSUN Solar Products focuses more on the quality. Contact!