Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in the center of Shanghai, Hangzhou and Suzhou cities. As a professional China Photovoltaic system manufacturers and Photovoltaic system Factory, YTL designs and produces electronic energy meters which are cost-efficient and ideal for the use in solutions for AMR/AMI at residential as well as industrial applications.YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. YTL is devoted to develop and design all types of wholesale Photovoltaic system, concentrators and solution applications. At present our export volume makes us a leading company for technology and product export to more than 50 countries throughout the world.