Shenzhen Sungzu Technology Co., Ltd. established in 2007,is located in Shenzhen of China. We are focusing on research,design,production and marketing solar back-up power products.We always adhere to the technology as a leader, market-oriented, technical innovation as its purpose, to create safe, efficient and portable backup power as mission. Jointly committed to the development of the solar back-up power industry, with high quality products and perfect service to promote the application of green energy.