As the brand awareness increasing, Shanghai Green Tech Co.,Ltd. has worked with a trustworthy third party to conduct the quality test. In order to guarantee the quality of graphene ultracapacitor, our reliable third party will perform the quality test based on the tenet of fairness and justice. A third-party certification plays an important role in giving us clear quality situation about our product, which will encourage us to do better in the upcoming future.

Shanghai Green Tech is an industry leader with the lowest production costs of any major graphene supercapacitor for sale producer. As one of Shanghai Green Tech's multiple product series, graphene capacitor series enjoy a relatively high recognition in the market. The production GTCAP graphene supercapacitor is efficient enough to meet your manufacturing needs, no matter the scale of production. The product is reliable with consistent performance.

We have an unwavering commitment to quality and excellence, We aim to deliver exceptional products, services, and experiences to our customers.