There are various ways for customers to contact Shanghai Green Tech Co.,Ltd.'s after-sales team. Since founded, we have established strong after-sale system including online communication on Twitter, Facebook, phone, E-mail and so on, which can help customers contact us in a convenient way. You may tell any of our staff about the problems you have encountered, we will arrange our professional staff to contact you immediately.
With years of efforts on the design, manufacture, and distribution of supercapacitor, Shanghai Green Tech has become one of the most competitive manufacturers in the industry. The graphene battery series has become a hot product of Shanghai Green Tech. graphene capacitor is widely loved by customers and dealers. Shanghai Green Tech is committed to providing our customers with graphene capacitor and technical support.
We see sustainability as our responsibility to contribute to a sustainable future in all possible aspects of our business. We put special emphasis on reducing our CO2 emissions, increasing energy efficiency, and minimizing waste.