China 40W poly solar panel suppliers Our History Shandong Xinxu Group located in Shandong Province, China. We were set up in 2010. Starting from R&D and manufacturing of automatic Lead-Acid battery making equipment. In 2014, Xinxu merged Yantai Goldentide Unikodi Battery Co.,Ltd and began to produce traction battery and industrial battery. In 2016, Xinxu set up environmental branch, lithium...
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