If the quantity of foldable solar panel is not correct as you need, please contact us as soon as possible. When you receive the goods, we suggest that you inspect them to make sure the quantity and quality. As a professional manufacturer, we check the quantity and test the quality of the products strictly before shipment. If you find out the goods are incomplete, we will immediately verify it. Due to the fast business development, more and more new projects are introduced to LONGSUN SOLARELECTRIC CO.,LTD. As one of LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel's multiple product series, FI SERIES series enjoy a relatively high recognition in the market. During the design of Longsun top rated solar panels, the principle of the human physical structure is involved. Weight distribution, physiological structure development, and the anatomy and movement of the foot have been considered. Its arrosion resistance makes it not vulnerable to acid rain. In the coming days LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel will continue to improve its marketing network and service network. The product delivers reliable long-term and maintenance-free performance.Regarding customer satisfactions in the first place is very important for the development of Longsun. Get info!

We promise you that foldable solar panel receives intense QC evaluation prior to sending. However, if the last thing we anticipate happened, we'll either refund you or send you the replacement after we get the returned ruined item. Here we consistently promise to provide one of the maximum quality product in a timely and productive manner. LONGSUN SOLARELECTRIC CO.,LTD is the largest Half-cell Solar panel production base in China. As one of LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel's multiple product series, monocrystalline solar panel series enjoy a relatively high recognition in the market. The design of Longsun Solar inverters is based on a scientific basis. Factors, including limb alignment, the stress put on the joints, walking posture, and weight distribution of the pelma, have all been carefully considered during design. The product is delivered with certificates, installation manual, and maintenance instructions. The product has no flaws or defects on its surface. The sintering process is conducted at more than 2000 degrees Fahrenheit to make the glaze smooth and even. The product is suitable for use in commercial, residential, and utility-scale projects.LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel pays great attention to the cultivation of professional practice ability and innovation consciousness. Ask online!

Once customers encounter some problems with the foldable solar panel operations, installation, and other issues, they can directly come to our after-sales service members. They are warm-hearted and dedicated to helping deal with the problems by resorting to the mechanical engineers. The service members will write down the engineer advice and send them to customers through email. For urgent questions, our engineers will make a phone call to clear up the confusion. There is contact information for customers to reach, please access our website. LONGSUN SOLARELECTRIC CO.,LTD has gained continuous support from its costumers. As one of LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel's multiple product series, monocrystalline solar panel series enjoy a relatively high recognition in the market. Longsun most efficient solar panels is required to pass physical tests conducted by third-party labs. These tests include durability testing, adhesion testing, dimension stability testing, and wear resistance testing. It can work well under harsh weather conditions. This product has strong colorfastness. It undergoes the thermal treatment and post curing for a long-lasting finish and colors. The product has a reasonable output power tolerance of +/-3%.With intense sense of responsibility, Longsun strives every effort to provide the best for customers. Please contact us!

Please let us help if you have any questions about shipping from China, and hope we can work together to find the right logistics just for you. LONGSUN SOLARELECTRIC CO.,LTD understands that when it comes to shipping, you want your cargo delivery in a safe and quick manner with competitive freight cost. As for the freight transportation, we are all in this and make carefully each decision to help you save more money. The tight network of production bases, sales and service training stations of LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel is throughout the country. As one of LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel's multiple product series, monocrystalline solar panel series enjoy a relatively high recognition in the market. The product is acid and alkali resistant. It has passed the test which requires it to be dipped into the acetic acid for more than hours. The solar cells are covered by ultra-clear glass, maximizing the efficiency of the product. LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel guarantees its products' excellent performance. Its arrosion resistance makes it not vulnerable to acid rain.One important thing for our team is to provide the most professional customer service. Contact!